./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label01.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_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/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_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/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_06a43240-b4e3-4bda-81db-35c35427111a/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 f974ef5ae084ca735facbee0c59fc65e3f1da96ae509150f8b1cec197fdee20c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:53,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:53,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:53,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:53,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:53,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:53,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:53,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:53,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:53,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:53,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:53,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:53,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:53,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:53,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:53,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:53,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:53,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:53,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:53,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:53,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:53,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:53,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:53,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:53,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:53,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:53,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:53,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:53,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:53,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:53,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:53,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:53,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:53,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:53,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:53,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:53,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:53,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:53,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:53,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:53,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:53,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:50:53,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:53,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:53,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:50:53,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:50:53,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:53,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:53,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:53,508 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:50:53,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:53,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:50:53,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:53,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:50:53,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:53,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:50:53,510 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:50:53,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:50:53,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:53,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:50:53,511 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:53,512 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:53,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:53,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:53,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:53,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:53,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:50:53,513 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:53,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:53,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:50:53,514 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_06a43240-b4e3-4bda-81db-35c35427111a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f974ef5ae084ca735facbee0c59fc65e3f1da96ae509150f8b1cec197fdee20c [2021-11-23 00:50:53,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:53,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:53,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:53,924 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:53,925 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:53,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2021-11-23 00:50:54,029 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/data/a5ca98414/97d7192037b64390803cd37f4f976b7b/FLAGe37408740 [2021-11-23 00:50:54,711 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:54,724 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2021-11-23 00:50:54,751 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/data/a5ca98414/97d7192037b64390803cd37f4f976b7b/FLAGe37408740 [2021-11-23 00:50:54,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/data/a5ca98414/97d7192037b64390803cd37f4f976b7b [2021-11-23 00:50:54,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:54,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:54,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:54,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:54,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:54,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:54" (1/1) ... [2021-11-23 00:50:54,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b846ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:54, skipping insertion in model container [2021-11-23 00:50:54,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:54" (1/1) ... [2021-11-23 00:50:54,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:54,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:55,446 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_06a43240-b4e3-4bda-81db-35c35427111a/sv-benchmarks/c/eca-rers2012/Problem01_label01.c[16869,16882] [2021-11-23 00:50:55,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:55,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:50:55,676 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_06a43240-b4e3-4bda-81db-35c35427111a/sv-benchmarks/c/eca-rers2012/Problem01_label01.c[16869,16882] [2021-11-23 00:50:55,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:55,724 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:50:55,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55 WrapperNode [2021-11-23 00:50:55,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:55,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:55,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:50:55,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:50:55,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,843 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 00:50:55,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:55,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:50:55,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:50:55,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:50:55,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:50:55,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:50:55,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:50:55,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:50:55,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:55" (1/1) ... [2021-11-23 00:50:55,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:55,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:50:55,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:50:56,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:50:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:50:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:50:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:50:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:50:56,132 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:50:56,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:50:57,259 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:50:57,476 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:50:57,477 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:50:57,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:57 BoogieIcfgContainer [2021-11-23 00:50:57,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:50:57,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:50:57,482 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:50:57,494 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:50:57,495 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:57" (1/1) ... [2021-11-23 00:50:57,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:50:57,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 00:50:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 00:50:57,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:50:57,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,168 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 00:50:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:58,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 145 states and 243 transitions. [2021-11-23 00:50:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 243 transitions. [2021-11-23 00:50:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:50:58,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:58,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 146 states and 244 transitions. [2021-11-23 00:50:59,499 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 244 transitions. [2021-11-23 00:50:59,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:50:59,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-11-23 00:50:59,667 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-11-23 00:50:59,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:50:59,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,758 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:50:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 151 states and 251 transitions. [2021-11-23 00:50:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2021-11-23 00:50:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:50:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2021-11-23 00:51:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2021-11-23 00:51:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:51:00,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:51:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2021-11-23 00:51:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2021-11-23 00:51:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:51:00,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 186 states and 293 transitions. [2021-11-23 00:51:01,036 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 293 transitions. [2021-11-23 00:51:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:51:01,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 321 transitions. [2021-11-23 00:51:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2021-11-23 00:51:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:51:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 205 states and 322 transitions. [2021-11-23 00:51:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 322 transitions. [2021-11-23 00:51:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:51:01,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 224 states and 347 transitions. [2021-11-23 00:51:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 347 transitions. [2021-11-23 00:51:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:51:02,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,512 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 238 states and 363 transitions. [2021-11-23 00:51:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 363 transitions. [2021-11-23 00:51:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:51:02,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 247 states and 375 transitions. [2021-11-23 00:51:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 375 transitions. [2021-11-23 00:51:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:03,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:03,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 251 states and 379 transitions. [2021-11-23 00:51:03,328 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 379 transitions. [2021-11-23 00:51:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:51:03,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,362 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 258 states and 388 transitions. [2021-11-23 00:51:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 388 transitions. [2021-11-23 00:51:03,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:51:03,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 267 states and 403 transitions. [2021-11-23 00:51:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 403 transitions. [2021-11-23 00:51:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:51:03,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 281 states and 418 transitions. [2021-11-23 00:51:04,327 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 418 transitions. [2021-11-23 00:51:04,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:51:04,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 285 states and 422 transitions. [2021-11-23 00:51:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 422 transitions. [2021-11-23 00:51:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:51:04,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 302 states and 443 transitions. [2021-11-23 00:51:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 443 transitions. [2021-11-23 00:51:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:51:04,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,064 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:05,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 309 states and 464 transitions. [2021-11-23 00:51:05,663 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 464 transitions. [2021-11-23 00:51:05,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:51:05,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:05,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 332 states and 494 transitions. [2021-11-23 00:51:06,483 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 494 transitions. [2021-11-23 00:51:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:51:06,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 336 states and 498 transitions. [2021-11-23 00:51:06,725 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 498 transitions. [2021-11-23 00:51:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:51:06,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:07,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 355 states and 521 transitions. [2021-11-23 00:51:07,306 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 521 transitions. [2021-11-23 00:51:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:51:07,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,370 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:07,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 361 states and 527 transitions. [2021-11-23 00:51:07,744 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 527 transitions. [2021-11-23 00:51:07,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:51:07,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 376 states and 546 transitions. [2021-11-23 00:51:08,288 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 546 transitions. [2021-11-23 00:51:08,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:51:08,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 384 states and 554 transitions. [2021-11-23 00:51:08,681 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 554 transitions. [2021-11-23 00:51:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:51:08,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 454 states and 626 transitions. [2021-11-23 00:51:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 626 transitions. [2021-11-23 00:51:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:51:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:09,401 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:09,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 461 states and 635 transitions. [2021-11-23 00:51:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 635 transitions. [2021-11-23 00:51:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:51:09,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 465 states and 638 transitions. [2021-11-23 00:51:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 638 transitions. [2021-11-23 00:51:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:51:10,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,125 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:10,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 479 states and 654 transitions. [2021-11-23 00:51:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 654 transitions. [2021-11-23 00:51:10,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:51:10,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 481 states and 657 transitions. [2021-11-23 00:51:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 657 transitions. [2021-11-23 00:51:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:51:10,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 484 states and 661 transitions. [2021-11-23 00:51:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 661 transitions. [2021-11-23 00:51:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 00:51:11,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:11,045 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:12,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 509 states and 693 transitions. [2021-11-23 00:51:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 693 transitions. [2021-11-23 00:51:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:51:12,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,545 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:13,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 517 states and 708 transitions. [2021-11-23 00:51:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 708 transitions. [2021-11-23 00:51:13,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:51:13,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 519 states and 710 transitions. [2021-11-23 00:51:13,747 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 710 transitions. [2021-11-23 00:51:13,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:51:13,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:51:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 524 states and 715 transitions. [2021-11-23 00:51:14,320 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 715 transitions. [2021-11-23 00:51:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:51:14,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,373 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:51:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 527 states and 718 transitions. [2021-11-23 00:51:14,743 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 718 transitions. [2021-11-23 00:51:14,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:51:14,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:14,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 538 states and 730 transitions. [2021-11-23 00:51:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 730 transitions. [2021-11-23 00:51:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:51:14,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:15,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 540 states and 732 transitions. [2021-11-23 00:51:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 732 transitions. [2021-11-23 00:51:15,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:51:15,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:15,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:15,190 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 584 states and 782 transitions. [2021-11-23 00:51:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 782 transitions. [2021-11-23 00:51:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:51:16,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:16,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 600 states and 802 transitions. [2021-11-23 00:51:16,742 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 802 transitions. [2021-11-23 00:51:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:51:16,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:16,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 616 states and 820 transitions. [2021-11-23 00:51:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 820 transitions. [2021-11-23 00:51:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:51:17,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 648 states and 862 transitions. [2021-11-23 00:51:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 862 transitions. [2021-11-23 00:51:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:51:18,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,819 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 654 states and 868 transitions. [2021-11-23 00:51:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 868 transitions. [2021-11-23 00:51:19,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:51:19,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 661 states and 876 transitions. [2021-11-23 00:51:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 876 transitions. [2021-11-23 00:51:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:51:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 705 states and 926 transitions. [2021-11-23 00:51:20,687 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 926 transitions. [2021-11-23 00:51:20,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:51:20,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:20,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 736 states and 964 transitions. [2021-11-23 00:51:22,032 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 964 transitions. [2021-11-23 00:51:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:51:22,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,120 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 739 states and 967 transitions. [2021-11-23 00:51:22,509 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 967 transitions. [2021-11-23 00:51:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:51:22,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 00:51:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 740 states and 967 transitions. [2021-11-23 00:51:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 967 transitions. [2021-11-23 00:51:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:51:22,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,766 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:51:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 761 states and 1006 transitions. [2021-11-23 00:51:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1006 transitions. [2021-11-23 00:51:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:51:24,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:51:24,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 765 states and 1013 transitions. [2021-11-23 00:51:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1013 transitions. [2021-11-23 00:51:24,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:51:24,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:51:24,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 778 states and 1026 transitions. [2021-11-23 00:51:24,891 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1026 transitions. [2021-11-23 00:51:24,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:51:24,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:51:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 789 states and 1036 transitions. [2021-11-23 00:51:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1036 transitions. [2021-11-23 00:51:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:51:25,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:51:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 790 states and 1037 transitions. [2021-11-23 00:51:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1037 transitions. [2021-11-23 00:51:25,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:25,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 794 states and 1043 transitions. [2021-11-23 00:51:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1043 transitions. [2021-11-23 00:51:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:26,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 803 states and 1059 transitions. [2021-11-23 00:51:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1059 transitions. [2021-11-23 00:51:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:26,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 808 states and 1068 transitions. [2021-11-23 00:51:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1068 transitions. [2021-11-23 00:51:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:27,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 812 states and 1071 transitions. [2021-11-23 00:51:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1071 transitions. [2021-11-23 00:51:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:27,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 816 states and 1075 transitions. [2021-11-23 00:51:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1075 transitions. [2021-11-23 00:51:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:51:27,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:51:28,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 818 states and 1078 transitions. [2021-11-23 00:51:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1078 transitions. [2021-11-23 00:51:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:51:28,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,281 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 828 states and 1091 transitions. [2021-11-23 00:51:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1091 transitions. [2021-11-23 00:51:28,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:51:28,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 837 states and 1101 transitions. [2021-11-23 00:51:29,223 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1101 transitions. [2021-11-23 00:51:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:51:29,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 846 states and 1112 transitions. [2021-11-23 00:51:29,890 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1112 transitions. [2021-11-23 00:51:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:51:29,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:30,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:30,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 850 states and 1115 transitions. [2021-11-23 00:51:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1115 transitions. [2021-11-23 00:51:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:51:30,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:30,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 854 states and 1120 transitions. [2021-11-23 00:51:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1120 transitions. [2021-11-23 00:51:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:51:30,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:30,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:51:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 868 states and 1136 transitions. [2021-11-23 00:51:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1136 transitions. [2021-11-23 00:51:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:51:31,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:51:31,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 873 states and 1143 transitions. [2021-11-23 00:51:31,653 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1143 transitions. [2021-11-23 00:51:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 00:51:31,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:51:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 875 states and 1144 transitions. [2021-11-23 00:51:32,031 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1144 transitions. [2021-11-23 00:51:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:51:32,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:51:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 878 states and 1148 transitions. [2021-11-23 00:51:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1148 transitions. [2021-11-23 00:51:32,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:51:32,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,416 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 00:51:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 908 states and 1180 transitions. [2021-11-23 00:51:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1180 transitions. [2021-11-23 00:51:32,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:51:32,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,848 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:51:32,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 911 states and 1183 transitions. [2021-11-23 00:51:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1183 transitions. [2021-11-23 00:51:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:51:32,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:33,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 939 states and 1216 transitions. [2021-11-23 00:51:33,294 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1216 transitions. [2021-11-23 00:51:33,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:51:33,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:33,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:33,530 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:34,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1009 states and 1289 transitions. [2021-11-23 00:51:34,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1289 transitions. [2021-11-23 00:51:34,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 00:51:34,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:34,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:51:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1031 states and 1311 transitions. [2021-11-23 00:51:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1311 transitions. [2021-11-23 00:51:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:51:35,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,046 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1073 states and 1359 transitions. [2021-11-23 00:51:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1359 transitions. [2021-11-23 00:51:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 00:51:35,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1078 states and 1365 transitions. [2021-11-23 00:51:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1365 transitions. [2021-11-23 00:51:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 00:51:36,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,432 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1126 states and 1414 transitions. [2021-11-23 00:51:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1414 transitions. [2021-11-23 00:51:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:51:37,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1178 states and 1467 transitions. [2021-11-23 00:51:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1467 transitions. [2021-11-23 00:51:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:51:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1197 states and 1485 transitions. [2021-11-23 00:51:39,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1485 transitions. [2021-11-23 00:51:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:51:39,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,511 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:51:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1211 states and 1501 transitions. [2021-11-23 00:51:39,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1501 transitions. [2021-11-23 00:51:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:51:39,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1236 states and 1529 transitions. [2021-11-23 00:51:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1529 transitions. [2021-11-23 00:51:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 00:51:40,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:40,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:51:41,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1250 states and 1544 transitions. [2021-11-23 00:51:41,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1544 transitions. [2021-11-23 00:51:41,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:51:41,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:41,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1260 states and 1553 transitions. [2021-11-23 00:51:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1553 transitions. [2021-11-23 00:51:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:51:41,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:51:42,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1264 states and 1556 transitions. [2021-11-23 00:51:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1556 transitions. [2021-11-23 00:51:42,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:51:42,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:51:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1277 states and 1574 transitions. [2021-11-23 00:51:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1574 transitions. [2021-11-23 00:51:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-23 00:51:43,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:43,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1278 states and 1574 transitions. [2021-11-23 00:51:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1574 transitions. [2021-11-23 00:51:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:43,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:43,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:44,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1284 states and 1585 transitions. [2021-11-23 00:51:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1585 transitions. [2021-11-23 00:51:44,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:44,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1299 states and 1606 transitions. [2021-11-23 00:51:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1606 transitions. [2021-11-23 00:51:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:46,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,161 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1301 states and 1607 transitions. [2021-11-23 00:51:46,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1607 transitions. [2021-11-23 00:51:46,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:46,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1303 states and 1609 transitions. [2021-11-23 00:51:46,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1609 transitions. [2021-11-23 00:51:46,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:46,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1305 states and 1611 transitions. [2021-11-23 00:51:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1611 transitions. [2021-11-23 00:51:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:47,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,360 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1308 states and 1615 transitions. [2021-11-23 00:51:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1615 transitions. [2021-11-23 00:51:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:48,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1317 states and 1623 transitions. [2021-11-23 00:51:48,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1623 transitions. [2021-11-23 00:51:48,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:48,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,582 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1319 states and 1625 transitions. [2021-11-23 00:51:48,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1625 transitions. [2021-11-23 00:51:48,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:48,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:48,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,958 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:49,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1328 states and 1637 transitions. [2021-11-23 00:51:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1637 transitions. [2021-11-23 00:51:49,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:49,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1330 states and 1638 transitions. [2021-11-23 00:51:50,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1638 transitions. [2021-11-23 00:51:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:50,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1334 states and 1641 transitions. [2021-11-23 00:51:50,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1641 transitions. [2021-11-23 00:51:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 00:51:50,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,957 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:51:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1344 states and 1652 transitions. [2021-11-23 00:51:51,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1652 transitions. [2021-11-23 00:51:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:51:51,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:56,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1414 states and 1746 transitions. [2021-11-23 00:51:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 1746 transitions. [2021-11-23 00:51:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:51:56,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:56,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:57,067 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:51:59,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1437 states and 1773 transitions. [2021-11-23 00:51:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1773 transitions. [2021-11-23 00:51:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:51:59,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1451 states and 1795 transitions. [2021-11-23 00:52:01,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1795 transitions. [2021-11-23 00:52:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:52:01,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:01,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1453 states and 1796 transitions. [2021-11-23 00:52:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1796 transitions. [2021-11-23 00:52:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:52:01,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,954 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1462 states and 1807 transitions. [2021-11-23 00:52:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1807 transitions. [2021-11-23 00:52:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:52:02,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1466 states and 1810 transitions. [2021-11-23 00:52:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1810 transitions. [2021-11-23 00:52:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 00:52:03,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:03,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1470 states and 1813 transitions. [2021-11-23 00:52:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1813 transitions. [2021-11-23 00:52:03,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:52:03,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,850 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:52:04,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:04,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1486 states and 1832 transitions. [2021-11-23 00:52:04,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1832 transitions. [2021-11-23 00:52:04,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:52:04,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:04,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:52:05,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1497 states and 1846 transitions. [2021-11-23 00:52:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1846 transitions. [2021-11-23 00:52:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 00:52:05,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:52:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1501 states and 1849 transitions. [2021-11-23 00:52:05,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1849 transitions. [2021-11-23 00:52:05,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:52:05,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:52:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1503 states and 1850 transitions. [2021-11-23 00:52:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1850 transitions. [2021-11-23 00:52:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:06,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:06,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 163 proven. 38 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1591 states and 1961 transitions. [2021-11-23 00:52:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1961 transitions. [2021-11-23 00:52:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:14,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:14,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 163 proven. 38 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:15,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1599 states and 1966 transitions. [2021-11-23 00:52:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1966 transitions. [2021-11-23 00:52:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:15,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:15,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 163 proven. 38 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:16,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:16,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1618 states and 1987 transitions. [2021-11-23 00:52:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 1987 transitions. [2021-11-23 00:52:16,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:16,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:16,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:52:17,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1620 states and 1989 transitions. [2021-11-23 00:52:17,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1989 transitions. [2021-11-23 00:52:17,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:17,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:52:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1624 states and 1992 transitions. [2021-11-23 00:52:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1992 transitions. [2021-11-23 00:52:17,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 00:52:17,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-23 00:52:18,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1625 states and 1992 transitions. [2021-11-23 00:52:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1992 transitions. [2021-11-23 00:52:18,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:52:18,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 179 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:52:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1683 states and 2070 transitions. [2021-11-23 00:52:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2070 transitions. [2021-11-23 00:52:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:52:24,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 179 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:52:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1690 states and 2075 transitions. [2021-11-23 00:52:25,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2075 transitions. [2021-11-23 00:52:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:52:25,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 179 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:52:26,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1695 states and 2081 transitions. [2021-11-23 00:52:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2081 transitions. [2021-11-23 00:52:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-23 00:52:26,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,291 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 179 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:52:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1701 states and 2085 transitions. [2021-11-23 00:52:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2085 transitions. [2021-11-23 00:52:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 00:52:27,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,145 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 00:52:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1720 states and 2104 transitions. [2021-11-23 00:52:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2104 transitions. [2021-11-23 00:52:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 00:52:27,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,689 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 220 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:32,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1776 states and 2190 transitions. [2021-11-23 00:52:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2190 transitions. [2021-11-23 00:52:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:52:32,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:32,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:52:32,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1798 states and 2212 transitions. [2021-11-23 00:52:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2212 transitions. [2021-11-23 00:52:32,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:52:32,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:32,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:52:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1845 states and 2265 transitions. [2021-11-23 00:52:35,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2265 transitions. [2021-11-23 00:52:35,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:52:35,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:35,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:52:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1863 states and 2294 transitions. [2021-11-23 00:52:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2294 transitions. [2021-11-23 00:52:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:52:37,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,425 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:52:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1894 states and 2323 transitions. [2021-11-23 00:52:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2323 transitions. [2021-11-23 00:52:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:52:39,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,116 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:52:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1897 states and 2325 transitions. [2021-11-23 00:52:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2325 transitions. [2021-11-23 00:52:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 00:52:39,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 103 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1960 states and 2418 transitions. [2021-11-23 00:52:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2418 transitions. [2021-11-23 00:52:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:52:46,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 197 proven. 71 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:52:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1991 states and 2455 transitions. [2021-11-23 00:52:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2455 transitions. [2021-11-23 00:52:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:52:49,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 197 proven. 71 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:52:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2000 states and 2470 transitions. [2021-11-23 00:52:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2470 transitions. [2021-11-23 00:52:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:52:50,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 197 proven. 71 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:52:51,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2009 states and 2483 transitions. [2021-11-23 00:52:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2483 transitions. [2021-11-23 00:52:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:52:51,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 197 proven. 71 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:52:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2013 states and 2486 transitions. [2021-11-23 00:52:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2486 transitions. [2021-11-23 00:52:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:52:52,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:52,469 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 197 proven. 71 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:52:53,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:53,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2017 states and 2489 transitions. [2021-11-23 00:52:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2489 transitions. [2021-11-23 00:52:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:52:53,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:53,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:53,074 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:52:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2039 states and 2512 transitions. [2021-11-23 00:52:54,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2512 transitions. [2021-11-23 00:52:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:52:54,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:52:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2047 states and 2519 transitions. [2021-11-23 00:52:54,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2519 transitions. [2021-11-23 00:52:54,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:52:54,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:52:55,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2060 states and 2531 transitions. [2021-11-23 00:52:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2531 transitions. [2021-11-23 00:52:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:52:56,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2078 states and 2559 transitions. [2021-11-23 00:52:57,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2559 transitions. [2021-11-23 00:52:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:52:57,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2102 states and 2589 transitions. [2021-11-23 00:53:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2589 transitions. [2021-11-23 00:53:00,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:53:00,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:01,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2110 states and 2598 transitions. [2021-11-23 00:53:01,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2598 transitions. [2021-11-23 00:53:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:53:01,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2125 states and 2615 transitions. [2021-11-23 00:53:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2615 transitions. [2021-11-23 00:53:02,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:53:02,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:02,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:02,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2126 states and 2615 transitions. [2021-11-23 00:53:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2615 transitions. [2021-11-23 00:53:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:53:02,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:02,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2131 states and 2619 transitions. [2021-11-23 00:53:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2619 transitions. [2021-11-23 00:53:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:53:03,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:03,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:04,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2142 states and 2629 transitions. [2021-11-23 00:53:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2629 transitions. [2021-11-23 00:53:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:53:04,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:53:06,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2169 states and 2658 transitions. [2021-11-23 00:53:06,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2658 transitions. [2021-11-23 00:53:06,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:53:06,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:53:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2178 states and 2667 transitions. [2021-11-23 00:53:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2667 transitions. [2021-11-23 00:53:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:53:07,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:53:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2182 states and 2670 transitions. [2021-11-23 00:53:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2670 transitions. [2021-11-23 00:53:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-23 00:53:08,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,501 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:53:09,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2186 states and 2673 transitions. [2021-11-23 00:53:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2673 transitions. [2021-11-23 00:53:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:53:09,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,219 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:53:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2192 states and 2678 transitions. [2021-11-23 00:53:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 2678 transitions. [2021-11-23 00:53:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:53:09,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:53:10,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2194 states and 2679 transitions. [2021-11-23 00:53:10,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2679 transitions. [2021-11-23 00:53:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:53:10,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:53:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2201 states and 2687 transitions. [2021-11-23 00:53:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2687 transitions. [2021-11-23 00:53:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:53:11,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,475 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:53:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2208 states and 2695 transitions. [2021-11-23 00:53:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2695 transitions. [2021-11-23 00:53:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:53:13,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,174 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:53:13,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2213 states and 2699 transitions. [2021-11-23 00:53:13,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2699 transitions. [2021-11-23 00:53:13,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:53:13,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,894 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:53:14,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2218 states and 2703 transitions. [2021-11-23 00:53:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2703 transitions. [2021-11-23 00:53:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:53:14,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:53:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 2221 states and 2705 transitions. [2021-11-23 00:53:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2705 transitions. [2021-11-23 00:53:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:14,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2291 states and 2803 transitions. [2021-11-23 00:53:24,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 2803 transitions. [2021-11-23 00:53:24,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:24,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2352 states and 2880 transitions. [2021-11-23 00:53:31,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 2880 transitions. [2021-11-23 00:53:31,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:31,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2358 states and 2884 transitions. [2021-11-23 00:53:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2884 transitions. [2021-11-23 00:53:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:32,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:37,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2391 states and 2925 transitions. [2021-11-23 00:53:37,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2925 transitions. [2021-11-23 00:53:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:37,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:37,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:38,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:38,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2405 states and 2938 transitions. [2021-11-23 00:53:38,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2938 transitions. [2021-11-23 00:53:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:38,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:38,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 210 proven. 99 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:53:40,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2948 states to 2417 states and 2948 transitions. [2021-11-23 00:53:40,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2948 transitions. [2021-11-23 00:53:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:53:40,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,199 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 00:53:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2424 states and 2957 transitions. [2021-11-23 00:53:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2957 transitions. [2021-11-23 00:53:40,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:53:40,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:53:41,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2426 states and 2959 transitions. [2021-11-23 00:53:41,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 2959 transitions. [2021-11-23 00:53:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:41,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,130 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2445 states and 2986 transitions. [2021-11-23 00:53:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2986 transitions. [2021-11-23 00:53:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:44,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2446 states and 2986 transitions. [2021-11-23 00:53:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2986 transitions. [2021-11-23 00:53:44,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:44,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:45,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2457 states and 3000 transitions. [2021-11-23 00:53:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 3000 transitions. [2021-11-23 00:53:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:45,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,538 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:47,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2465 states and 3012 transitions. [2021-11-23 00:53:47,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 3012 transitions. [2021-11-23 00:53:47,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:47,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2467 states and 3013 transitions. [2021-11-23 00:53:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3013 transitions. [2021-11-23 00:53:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:48,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,401 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2480 states and 3025 transitions. [2021-11-23 00:53:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 3025 transitions. [2021-11-23 00:53:49,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 00:53:49,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,939 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-23 00:53:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 2485 states and 3029 transitions. [2021-11-23 00:53:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3029 transitions. [2021-11-23 00:53:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-23 00:53:50,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 236 proven. 142 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:53:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2524 states and 3074 transitions. [2021-11-23 00:53:56,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 3074 transitions. [2021-11-23 00:53:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:53:56,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 2563 states and 3129 transitions. [2021-11-23 00:54:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3129 transitions. [2021-11-23 00:54:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:01,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2580 states and 3146 transitions. [2021-11-23 00:54:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3146 transitions. [2021-11-23 00:54:03,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:03,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2584 states and 3150 transitions. [2021-11-23 00:54:05,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3150 transitions. [2021-11-23 00:54:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:05,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2593 states and 3159 transitions. [2021-11-23 00:54:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3159 transitions. [2021-11-23 00:54:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:06,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:06,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:07,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2597 states and 3162 transitions. [2021-11-23 00:54:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3162 transitions. [2021-11-23 00:54:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:07,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2606 states and 3171 transitions. [2021-11-23 00:54:09,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3171 transitions. [2021-11-23 00:54:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,322 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:10,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2610 states and 3174 transitions. [2021-11-23 00:54:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3174 transitions. [2021-11-23 00:54:10,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:54:10,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 220 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:11,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2614 states and 3177 transitions. [2021-11-23 00:54:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 3177 transitions. [2021-11-23 00:54:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:11,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2653 states and 3239 transitions. [2021-11-23 00:54:19,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3239 transitions. [2021-11-23 00:54:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:19,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:24,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:24,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2669 states and 3263 transitions. [2021-11-23 00:54:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3263 transitions. [2021-11-23 00:54:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:24,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:24,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2689 states and 3287 transitions. [2021-11-23 00:54:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3287 transitions. [2021-11-23 00:54:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:26,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:28,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2705 states and 3306 transitions. [2021-11-23 00:54:28,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 3306 transitions. [2021-11-23 00:54:28,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:28,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 2710 states and 3318 transitions. [2021-11-23 00:54:28,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3318 transitions. [2021-11-23 00:54:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:28,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 2715 states and 3323 transitions. [2021-11-23 00:54:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 3323 transitions. [2021-11-23 00:54:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:29,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2721 states and 3333 transitions. [2021-11-23 00:54:32,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3333 transitions. [2021-11-23 00:54:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:32,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2726 states and 3339 transitions. [2021-11-23 00:54:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3339 transitions. [2021-11-23 00:54:33,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:33,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 2731 states and 3344 transitions. [2021-11-23 00:54:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3344 transitions. [2021-11-23 00:54:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:34,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2736 states and 3355 transitions. [2021-11-23 00:54:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3355 transitions. [2021-11-23 00:54:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:54:35,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 274 proven. 111 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:54:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2741 states and 3361 transitions. [2021-11-23 00:54:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3361 transitions. [2021-11-23 00:54:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:54:36,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,510 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:54:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2762 states and 3383 transitions. [2021-11-23 00:54:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3383 transitions. [2021-11-23 00:54:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:54:38,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:54:41,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2777 states and 3397 transitions. [2021-11-23 00:54:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3397 transitions. [2021-11-23 00:54:41,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:54:41,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:54:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 2781 states and 3401 transitions. [2021-11-23 00:54:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3401 transitions. [2021-11-23 00:54:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:54:41,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:54:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 2800 states and 3422 transitions. [2021-11-23 00:54:44,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3422 transitions. [2021-11-23 00:54:44,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 00:54:44,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:54:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 2804 states and 3426 transitions. [2021-11-23 00:54:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3426 transitions. [2021-11-23 00:54:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:54:44,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-23 00:54:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 2811 states and 3432 transitions. [2021-11-23 00:54:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3432 transitions. [2021-11-23 00:54:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:54:45,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:54:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 2829 states and 3456 transitions. [2021-11-23 00:54:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3456 transitions. [2021-11-23 00:54:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:54:47,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:54:48,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 2841 states and 3465 transitions. [2021-11-23 00:54:48,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3465 transitions. [2021-11-23 00:54:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:54:48,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:54:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2853 states and 3477 transitions. [2021-11-23 00:54:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 3477 transitions. [2021-11-23 00:54:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:54:49,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:54:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 2865 states and 3487 transitions. [2021-11-23 00:54:51,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 3487 transitions. [2021-11-23 00:54:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:54:51,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-11-23 00:54:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 2867 states and 3488 transitions. [2021-11-23 00:54:51,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 3488 transitions. [2021-11-23 00:54:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:54:51,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 333 proven. 13 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 00:54:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 2884 states and 3505 transitions. [2021-11-23 00:54:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 3505 transitions. [2021-11-23 00:54:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 00:54:52,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 00:54:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 2891 states and 3513 transitions. [2021-11-23 00:54:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3513 transitions. [2021-11-23 00:54:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 00:54:54,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,626 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 236 proven. 92 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 00:54:55,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 2893 states and 3515 transitions. [2021-11-23 00:54:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3515 transitions. [2021-11-23 00:54:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 00:54:55,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 00:54:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 2895 states and 3517 transitions. [2021-11-23 00:54:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3517 transitions. [2021-11-23 00:54:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:54:55,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 00:54:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 2925 states and 3550 transitions. [2021-11-23 00:54:57,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 3550 transitions. [2021-11-23 00:54:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:54:57,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 00:54:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 2929 states and 3554 transitions. [2021-11-23 00:54:58,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3554 transitions. [2021-11-23 00:54:58,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:54:58,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 00:54:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 2931 states and 3555 transitions. [2021-11-23 00:54:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3555 transitions. [2021-11-23 00:54:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:54:59,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,243 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 226 proven. 131 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 00:55:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3020 states and 3649 transitions. [2021-11-23 00:55:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3649 transitions. [2021-11-23 00:55:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-23 00:55:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,072 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 304 proven. 178 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-23 00:55:04,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 2963 states and 3588 transitions. [2021-11-23 00:55:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 3588 transitions. [2021-11-23 00:55:04,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:55:04,533 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 208 iterations. [2021-11-23 00:55:04,544 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:55:14,927 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 00:55:14,938 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 00:55:14,938 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:14,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:55:14 ImpRootNode [2021-11-23 00:55:14,939 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:55:14,940 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:55:14,940 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:55:14,940 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:55:14,940 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:57" (3/4) ... [2021-11-23 00:55:14,944 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:55:14,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2021-11-23 00:55:14,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-23 00:55:14,979 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 00:55:14,980 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:55:15,135 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:55:15,135 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:55:15,136 INFO L158 Benchmark]: Toolchain (without parser) took 260231.79ms. Allocated memory was 117.4MB in the beginning and 5.8GB in the end (delta: 5.7GB). Free memory was 78.6MB in the beginning and 5.1GB in the end (delta: -5.1GB). Peak memory consumption was 668.5MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,136 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:55:15,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.18ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 84.8MB in the end (delta: -6.5MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.15ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 79.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,138 INFO L158 Benchmark]: Boogie Preprocessor took 60.23ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 74.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,138 INFO L158 Benchmark]: RCFGBuilder took 1575.78ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 45.3MB in the end (delta: 29.4MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,138 INFO L158 Benchmark]: CodeCheck took 257457.67ms. Allocated memory was 117.4MB in the beginning and 5.8GB in the end (delta: 5.7GB). Free memory was 45.3MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 888.1MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,139 INFO L158 Benchmark]: Witness Printer took 195.91ms. Allocated memory is still 5.8GB. Free memory was 5.2GB in the beginning and 5.1GB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:55:15,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 247.0s, OverallIterations: 208, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 703919 SdHoareTripleChecker+Valid, 1668.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 696088 mSDsluCounter, 74868 SdHoareTripleChecker+Invalid, 1380.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 63369 mSDsCounter, 163185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1520746 IncrementalHoareTripleChecker+Invalid, 1683931 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 163185 mSolverCounterUnsat, 11499 mSDtfsCounter, 1520746 mSolverCounterSat, 11.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 262594 GetRequests, 253770 SyntacticMatches, 7036 SemanticMatches, 1788 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1950507 ImplicationChecksByTransitivity, 206.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.7s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 12.9s InterpolantComputationTime, 38463 NumberOfCodeBlocks, 38463 NumberOfCodeBlocksAsserted, 207 NumberOfCheckSat, 38256 ConstructedInterpolants, 0 QuantifiedInterpolants, 128839 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 207 InterpolantComputations, 155 PerfectInterpolantSequences, 41643/45813 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 459]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (!(a21 == 1) || !(a7 == 1)) || a16 <= 5 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (!(a21 == 1) || !(a7 == 1)) || a16 <= 5 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.18ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 84.8MB in the end (delta: -6.5MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.15ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 79.0MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.23ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 74.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1575.78ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 45.3MB in the end (delta: 29.4MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * CodeCheck took 257457.67ms. Allocated memory was 117.4MB in the beginning and 5.8GB in the end (delta: 5.7GB). Free memory was 45.3MB in the beginning and 5.2GB in the end (delta: -5.1GB). Peak memory consumption was 888.1MB. Max. memory is 16.1GB. * Witness Printer took 195.91ms. Allocated memory is still 5.8GB. Free memory was 5.2GB in the beginning and 5.1GB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:55:15,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a43240-b4e3-4bda-81db-35c35427111a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE