./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e --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 4a068220cd9a63125e810935e79eeb0e481ecd288491865590be5286d46acb22 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:46,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:46,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:46,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:46,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:46,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:46,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:46,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:46,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:46,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:46,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:46,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:46,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:46,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:46,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:46,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:46,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:46,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:46,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:46,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:46,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:46,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:46,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:46,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:46,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:46,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:46,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:46,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:46,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:46,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:46,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:46,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:46,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:46,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:46,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:46,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:46,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:46,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:46,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:46,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:46,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:46,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:04:46,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:46,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:46,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:46,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:46,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:46,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:46,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:46,687 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:46,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:04:46,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:46,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:46,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:46,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:46,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:46,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:46,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:46,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:46,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:46,697 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:46,697 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:46,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:46,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:46,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:46,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:46,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:46,698 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:04:46,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:04:46,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:46,699 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_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a068220cd9a63125e810935e79eeb0e481ecd288491865590be5286d46acb22 [2021-11-13 21:04:46,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:46,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:46,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:46,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:46,958 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:46,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-13 21:04:47,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/data/7694df1a0/766ff417d5c74d4b89549c6bd658b125/FLAG25621ffbe [2021-11-13 21:04:47,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:47,597 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-13 21:04:47,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/data/7694df1a0/766ff417d5c74d4b89549c6bd658b125/FLAG25621ffbe [2021-11-13 21:04:47,876 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/data/7694df1a0/766ff417d5c74d4b89549c6bd658b125 [2021-11-13 21:04:47,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:47,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:47,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:47,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:47,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:47,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:47,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628a27ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:47, skipping insertion in model container [2021-11-13 21:04:47,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:47" (1/1) ... [2021-11-13 21:04:47,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:47,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:48,175 WARN L228 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_888293f1-f525-416f-898e-5eda555daecc/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[7235,7248] [2021-11-13 21:04:48,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,223 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:48,281 WARN L228 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_888293f1-f525-416f-898e-5eda555daecc/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[7235,7248] [2021-11-13 21:04:48,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:48,359 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:48,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48 WrapperNode [2021-11-13 21:04:48,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:48,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:48,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:48,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:48,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:48,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:48,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:48,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:48,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:48,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:48,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:48,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:48,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:48,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_888293f1-f525-416f-898e-5eda555daecc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:04:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:49,777 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:49,778 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:04:49,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49 BoogieIcfgContainer [2021-11-13 21:04:49,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:49,782 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:49,782 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:49,792 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:49,793 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:04:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 87 states and 150 transitions. [2021-11-13 21:04:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 150 transitions. [2021-11-13 21:04:49,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 21:04:49,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:49,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:50,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2021-11-13 21:04:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2021-11-13 21:04:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 21:04:50,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:50,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:50,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2021-11-13 21:04:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2021-11-13 21:04:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 21:04:50,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:50,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 99 states and 172 transitions. [2021-11-13 21:04:51,059 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 172 transitions. [2021-11-13 21:04:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 21:04:51,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 107 states and 189 transitions. [2021-11-13 21:04:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 189 transitions. [2021-11-13 21:04:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 21:04:51,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 110 states and 194 transitions. [2021-11-13 21:04:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 194 transitions. [2021-11-13 21:04:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 21:04:51,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 111 states and 194 transitions. [2021-11-13 21:04:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 194 transitions. [2021-11-13 21:04:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 21:04:51,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 199 transitions. [2021-11-13 21:04:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2021-11-13 21:04:51,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 21:04:51,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 115 states and 199 transitions. [2021-11-13 21:04:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 199 transitions. [2021-11-13 21:04:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 21:04:51,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 127 states and 226 transitions. [2021-11-13 21:04:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2021-11-13 21:04:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:04:52,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 130 states and 231 transitions. [2021-11-13 21:04:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 231 transitions. [2021-11-13 21:04:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:04:52,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 131 states and 231 transitions. [2021-11-13 21:04:52,786 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 231 transitions. [2021-11-13 21:04:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:04:52,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 134 states and 236 transitions. [2021-11-13 21:04:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 236 transitions. [2021-11-13 21:04:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 21:04:52,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:52,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 236 transitions. [2021-11-13 21:04:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2021-11-13 21:04:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 21:04:52,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 148 states and 265 transitions. [2021-11-13 21:04:54,184 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 265 transitions. [2021-11-13 21:04:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 151 states and 270 transitions. [2021-11-13 21:04:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 270 transitions. [2021-11-13 21:04:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 152 states and 270 transitions. [2021-11-13 21:04:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 270 transitions. [2021-11-13 21:04:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 155 states and 275 transitions. [2021-11-13 21:04:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 275 transitions. [2021-11-13 21:04:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 156 states and 275 transitions. [2021-11-13 21:04:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 275 transitions. [2021-11-13 21:04:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 159 states and 280 transitions. [2021-11-13 21:04:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 280 transitions. [2021-11-13 21:04:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 160 states and 280 transitions. [2021-11-13 21:04:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 280 transitions. [2021-11-13 21:04:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 163 states and 285 transitions. [2021-11-13 21:04:54,503 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 285 transitions. [2021-11-13 21:04:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 21:04:54,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 164 states and 285 transitions. [2021-11-13 21:04:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 285 transitions. [2021-11-13 21:04:54,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 21:04:54,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 182 states and 326 transitions. [2021-11-13 21:04:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 326 transitions. [2021-11-13 21:04:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:04:57,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 185 states and 331 transitions. [2021-11-13 21:04:57,172 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 331 transitions. [2021-11-13 21:04:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:04:57,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 186 states and 331 transitions. [2021-11-13 21:04:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 331 transitions. [2021-11-13 21:04:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:04:57,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 189 states and 336 transitions. [2021-11-13 21:04:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 336 transitions. [2021-11-13 21:04:57,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:04:57,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 336 transitions. [2021-11-13 21:04:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 336 transitions. [2021-11-13 21:04:57,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:04:57,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 209 states and 379 transitions. [2021-11-13 21:05:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 379 transitions. [2021-11-13 21:05:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:00,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 212 states and 384 transitions. [2021-11-13 21:05:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 384 transitions. [2021-11-13 21:05:00,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:00,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 213 states and 384 transitions. [2021-11-13 21:05:00,592 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 384 transitions. [2021-11-13 21:05:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:00,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 216 states and 389 transitions. [2021-11-13 21:05:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 389 transitions. [2021-11-13 21:05:00,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 21:05:00,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 217 states and 389 transitions. [2021-11-13 21:05:00,729 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 389 transitions. [2021-11-13 21:05:00,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 21:05:00,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:04,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 237 states and 434 transitions. [2021-11-13 21:05:04,912 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 434 transitions. [2021-11-13 21:05:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:04,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:04,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 240 states and 439 transitions. [2021-11-13 21:05:04,978 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 439 transitions. [2021-11-13 21:05:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:04,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 241 states and 439 transitions. [2021-11-13 21:05:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 439 transitions. [2021-11-13 21:05:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:05,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 244 states and 444 transitions. [2021-11-13 21:05:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 444 transitions. [2021-11-13 21:05:05,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:05,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 245 states and 444 transitions. [2021-11-13 21:05:05,183 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 444 transitions. [2021-11-13 21:05:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:05,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 248 states and 449 transitions. [2021-11-13 21:05:05,245 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 449 transitions. [2021-11-13 21:05:05,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:05,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 249 states and 449 transitions. [2021-11-13 21:05:05,307 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 449 transitions. [2021-11-13 21:05:05,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:05,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 270 states and 496 transitions. [2021-11-13 21:05:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 496 transitions. [2021-11-13 21:05:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:10,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 273 states and 501 transitions. [2021-11-13 21:05:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 501 transitions. [2021-11-13 21:05:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 274 states and 501 transitions. [2021-11-13 21:05:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 501 transitions. [2021-11-13 21:05:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:10,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 277 states and 506 transitions. [2021-11-13 21:05:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 506 transitions. [2021-11-13 21:05:10,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:10,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 278 states and 506 transitions. [2021-11-13 21:05:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 506 transitions. [2021-11-13 21:05:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:10,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 281 states and 511 transitions. [2021-11-13 21:05:11,037 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 511 transitions. [2021-11-13 21:05:11,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 21:05:11,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 282 states and 511 transitions. [2021-11-13 21:05:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 511 transitions. [2021-11-13 21:05:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 285 states and 516 transitions. [2021-11-13 21:05:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 516 transitions. [2021-11-13 21:05:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 286 states and 516 transitions. [2021-11-13 21:05:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 516 transitions. [2021-11-13 21:05:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 289 states and 521 transitions. [2021-11-13 21:05:11,319 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 521 transitions. [2021-11-13 21:05:11,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 290 states and 521 transitions. [2021-11-13 21:05:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 521 transitions. [2021-11-13 21:05:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 293 states and 526 transitions. [2021-11-13 21:05:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 526 transitions. [2021-11-13 21:05:11,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 294 states and 526 transitions. [2021-11-13 21:05:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 526 transitions. [2021-11-13 21:05:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 297 states and 531 transitions. [2021-11-13 21:05:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 531 transitions. [2021-11-13 21:05:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 298 states and 531 transitions. [2021-11-13 21:05:11,666 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 531 transitions. [2021-11-13 21:05:11,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 301 states and 536 transitions. [2021-11-13 21:05:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 536 transitions. [2021-11-13 21:05:11,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 302 states and 536 transitions. [2021-11-13 21:05:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 536 transitions. [2021-11-13 21:05:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 305 states and 541 transitions. [2021-11-13 21:05:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 541 transitions. [2021-11-13 21:05:11,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 21:05:11,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 306 states and 541 transitions. [2021-11-13 21:05:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 541 transitions. [2021-11-13 21:05:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 309 states and 546 transitions. [2021-11-13 21:05:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 546 transitions. [2021-11-13 21:05:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:11,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 310 states and 546 transitions. [2021-11-13 21:05:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 546 transitions. [2021-11-13 21:05:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:12,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 313 states and 551 transitions. [2021-11-13 21:05:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 551 transitions. [2021-11-13 21:05:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:12,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 314 states and 551 transitions. [2021-11-13 21:05:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 551 transitions. [2021-11-13 21:05:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:12,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 317 states and 556 transitions. [2021-11-13 21:05:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 556 transitions. [2021-11-13 21:05:12,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:12,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 318 states and 556 transitions. [2021-11-13 21:05:12,345 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 556 transitions. [2021-11-13 21:05:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:12,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 341 states and 605 transitions. [2021-11-13 21:05:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 605 transitions. [2021-11-13 21:05:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:20,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 344 states and 610 transitions. [2021-11-13 21:05:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 610 transitions. [2021-11-13 21:05:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:20,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 345 states and 610 transitions. [2021-11-13 21:05:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 610 transitions. [2021-11-13 21:05:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:20,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 348 states and 615 transitions. [2021-11-13 21:05:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 615 transitions. [2021-11-13 21:05:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:20,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 349 states and 615 transitions. [2021-11-13 21:05:21,023 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 615 transitions. [2021-11-13 21:05:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:21,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 352 states and 620 transitions. [2021-11-13 21:05:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 620 transitions. [2021-11-13 21:05:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 21:05:21,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 353 states and 620 transitions. [2021-11-13 21:05:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 620 transitions. [2021-11-13 21:05:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 356 states and 625 transitions. [2021-11-13 21:05:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 625 transitions. [2021-11-13 21:05:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 357 states and 625 transitions. [2021-11-13 21:05:21,311 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 625 transitions. [2021-11-13 21:05:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 360 states and 630 transitions. [2021-11-13 21:05:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 630 transitions. [2021-11-13 21:05:21,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 361 states and 630 transitions. [2021-11-13 21:05:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 630 transitions. [2021-11-13 21:05:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 364 states and 635 transitions. [2021-11-13 21:05:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 635 transitions. [2021-11-13 21:05:21,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 365 states and 635 transitions. [2021-11-13 21:05:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 635 transitions. [2021-11-13 21:05:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:21,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 384 states and 676 transitions. [2021-11-13 21:05:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 676 transitions. [2021-11-13 21:05:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 387 states and 681 transitions. [2021-11-13 21:05:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 681 transitions. [2021-11-13 21:05:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 388 states and 681 transitions. [2021-11-13 21:05:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 681 transitions. [2021-11-13 21:05:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 391 states and 686 transitions. [2021-11-13 21:05:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 686 transitions. [2021-11-13 21:05:24,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 392 states and 686 transitions. [2021-11-13 21:05:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 686 transitions. [2021-11-13 21:05:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 395 states and 691 transitions. [2021-11-13 21:05:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 691 transitions. [2021-11-13 21:05:24,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 21:05:24,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 396 states and 691 transitions. [2021-11-13 21:05:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 691 transitions. [2021-11-13 21:05:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 21:05:24,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 398 states and 693 transitions. [2021-11-13 21:05:24,877 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 693 transitions. [2021-11-13 21:05:24,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:24,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 401 states and 698 transitions. [2021-11-13 21:05:24,988 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 698 transitions. [2021-11-13 21:05:24,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:24,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 402 states and 698 transitions. [2021-11-13 21:05:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 698 transitions. [2021-11-13 21:05:25,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:25,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 405 states and 703 transitions. [2021-11-13 21:05:25,174 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 703 transitions. [2021-11-13 21:05:25,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:25,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 406 states and 703 transitions. [2021-11-13 21:05:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 703 transitions. [2021-11-13 21:05:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:25,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 409 states and 708 transitions. [2021-11-13 21:05:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 708 transitions. [2021-11-13 21:05:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 410 states and 708 transitions. [2021-11-13 21:05:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 708 transitions. [2021-11-13 21:05:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:25,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 436 states and 760 transitions. [2021-11-13 21:05:34,239 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 760 transitions. [2021-11-13 21:05:34,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 437 states and 762 transitions. [2021-11-13 21:05:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 762 transitions. [2021-11-13 21:05:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 440 states and 767 transitions. [2021-11-13 21:05:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 767 transitions. [2021-11-13 21:05:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 441 states and 767 transitions. [2021-11-13 21:05:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 767 transitions. [2021-11-13 21:05:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 444 states and 772 transitions. [2021-11-13 21:05:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 772 transitions. [2021-11-13 21:05:34,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 445 states and 772 transitions. [2021-11-13 21:05:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 772 transitions. [2021-11-13 21:05:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:34,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 448 states and 777 transitions. [2021-11-13 21:05:35,044 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 777 transitions. [2021-11-13 21:05:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 21:05:35,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 449 states and 777 transitions. [2021-11-13 21:05:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 777 transitions. [2021-11-13 21:05:35,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 452 states and 782 transitions. [2021-11-13 21:05:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 782 transitions. [2021-11-13 21:05:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 453 states and 782 transitions. [2021-11-13 21:05:35,338 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 782 transitions. [2021-11-13 21:05:35,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 456 states and 787 transitions. [2021-11-13 21:05:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 787 transitions. [2021-11-13 21:05:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 457 states and 787 transitions. [2021-11-13 21:05:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 787 transitions. [2021-11-13 21:05:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-13 21:05:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-13 21:05:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 461 states and 792 transitions. [2021-11-13 21:05:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 792 transitions. [2021-11-13 21:05:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:35,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 465 states and 808 transitions. [2021-11-13 21:05:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 808 transitions. [2021-11-13 21:05:37,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 468 states and 813 transitions. [2021-11-13 21:05:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 813 transitions. [2021-11-13 21:05:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 469 states and 813 transitions. [2021-11-13 21:05:37,591 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 813 transitions. [2021-11-13 21:05:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 472 states and 818 transitions. [2021-11-13 21:05:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 818 transitions. [2021-11-13 21:05:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 473 states and 818 transitions. [2021-11-13 21:05:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 818 transitions. [2021-11-13 21:05:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 476 states and 823 transitions. [2021-11-13 21:05:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 823 transitions. [2021-11-13 21:05:37,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 21:05:37,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 477 states and 823 transitions. [2021-11-13 21:05:37,897 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 823 transitions. [2021-11-13 21:05:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:37,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 480 states and 828 transitions. [2021-11-13 21:05:37,986 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 828 transitions. [2021-11-13 21:05:37,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:37,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 481 states and 828 transitions. [2021-11-13 21:05:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 828 transitions. [2021-11-13 21:05:38,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 484 states and 833 transitions. [2021-11-13 21:05:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 833 transitions. [2021-11-13 21:05:38,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 485 states and 833 transitions. [2021-11-13 21:05:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 833 transitions. [2021-11-13 21:05:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 488 states and 838 transitions. [2021-11-13 21:05:38,378 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 838 transitions. [2021-11-13 21:05:38,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 489 states and 838 transitions. [2021-11-13 21:05:38,472 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 838 transitions. [2021-11-13 21:05:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 492 states and 843 transitions. [2021-11-13 21:05:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 843 transitions. [2021-11-13 21:05:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 493 states and 843 transitions. [2021-11-13 21:05:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 843 transitions. [2021-11-13 21:05:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 496 states and 848 transitions. [2021-11-13 21:05:38,754 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 848 transitions. [2021-11-13 21:05:38,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 497 states and 848 transitions. [2021-11-13 21:05:38,901 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 848 transitions. [2021-11-13 21:05:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 500 states and 853 transitions. [2021-11-13 21:05:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 853 transitions. [2021-11-13 21:05:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 21:05:38,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:39,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 501 states and 853 transitions. [2021-11-13 21:05:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 853 transitions. [2021-11-13 21:05:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 21:05:39,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:39,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:06:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 536 states and 957 transitions. [2021-11-13 21:06:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 957 transitions. [2021-11-13 21:06:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:06:05,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:05,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:06:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 572 states and 1050 transitions. [2021-11-13 21:06:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1050 transitions. [2021-11-13 21:06:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 21:06:28,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:28,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:06:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 574 states and 1053 transitions. [2021-11-13 21:06:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1053 transitions. [2021-11-13 21:06:28,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:06:28,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:28,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:06:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 592 states and 1089 transitions. [2021-11-13 21:06:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1089 transitions. [2021-11-13 21:06:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:06:36,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:36,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:06:38,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 594 states and 1091 transitions. [2021-11-13 21:06:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1091 transitions. [2021-11-13 21:06:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:06:38,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:38,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:07:00,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:00,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 631 states and 1185 transitions. [2021-11-13 21:07:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1185 transitions. [2021-11-13 21:07:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:07:00,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:00,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:07:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 634 states and 1189 transitions. [2021-11-13 21:07:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1189 transitions. [2021-11-13 21:07:02,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:07:02,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:02,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:07:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 636 states and 1192 transitions. [2021-11-13 21:07:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1192 transitions. [2021-11-13 21:07:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:07:03,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:03,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:07:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 658 states and 1228 transitions. [2021-11-13 21:07:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1228 transitions. [2021-11-13 21:07:10,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:07:10,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:10,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:11,011 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 21:07:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:32,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 664 states and 1243 transitions. [2021-11-13 21:07:32,806 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1243 transitions. [2021-11-13 21:07:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:07:32,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:32,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:34,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:07:55,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 693 states and 1323 transitions. [2021-11-13 21:07:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1323 transitions. [2021-11-13 21:07:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:07:55,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:55,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:08:28,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 704 states and 1351 transitions. [2021-11-13 21:08:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1351 transitions. [2021-11-13 21:08:28,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:08:28,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:28,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:09:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 717 states and 1387 transitions. [2021-11-13 21:09:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1387 transitions. [2021-11-13 21:09:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:09:09,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:09,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:09:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:10,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 720 states and 1392 transitions. [2021-11-13 21:09:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1392 transitions. [2021-11-13 21:09:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:09:10,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:10,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:09:57,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:57,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 735 states and 1429 transitions. [2021-11-13 21:09:57,828 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1429 transitions. [2021-11-13 21:09:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:09:57,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:57,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:58,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:19,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 752 states and 1488 transitions. [2021-11-13 21:10:19,539 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1488 transitions. [2021-11-13 21:10:19,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:19,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:19,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:19,589 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 756 states and 1497 transitions. [2021-11-13 21:10:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1497 transitions. [2021-11-13 21:10:23,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:23,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:23,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:25,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 757 states and 1498 transitions. [2021-11-13 21:10:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1498 transitions. [2021-11-13 21:10:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:25,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:25,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 759 states and 1502 transitions. [2021-11-13 21:10:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1502 transitions. [2021-11-13 21:10:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:26,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:26,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:27,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:27,048 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:28,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 761 states and 1506 transitions. [2021-11-13 21:10:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1506 transitions. [2021-11-13 21:10:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:28,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:28,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:28,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:10:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 764 states and 1511 transitions. [2021-11-13 21:10:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1511 transitions. [2021-11-13 21:10:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:29,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:29,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:10:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 766 states and 1520 transitions. [2021-11-13 21:10:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1520 transitions. [2021-11-13 21:10:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:29,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:29,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:10:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 769 states and 1534 transitions. [2021-11-13 21:10:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1534 transitions. [2021-11-13 21:10:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:30,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:30,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:10:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 770 states and 1538 transitions. [2021-11-13 21:10:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1538 transitions. [2021-11-13 21:10:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:31,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:31,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:31,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:10:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 774 states and 1547 transitions. [2021-11-13 21:10:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1547 transitions. [2021-11-13 21:10:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 21:10:32,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:32,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 21:10:33,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:33,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 775 states and 1551 transitions. [2021-11-13 21:10:33,344 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1551 transitions. [2021-11-13 21:10:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:10:33,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:33,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 21:10:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 782 states and 1570 transitions. [2021-11-13 21:10:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1570 transitions. [2021-11-13 21:10:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:10:43,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:43,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:43,817 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:10:50,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 785 states and 1576 transitions. [2021-11-13 21:10:50,429 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1576 transitions. [2021-11-13 21:10:50,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:10:50,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:50,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:11:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 811 states and 1652 transitions. [2021-11-13 21:11:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1652 transitions. [2021-11-13 21:11:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:11:12,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:12,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:11:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 814 states and 1657 transitions. [2021-11-13 21:11:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1657 transitions. [2021-11-13 21:11:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:11:16,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:16,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:11:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:31,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 826 states and 1686 transitions. [2021-11-13 21:11:31,234 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1686 transitions. [2021-11-13 21:11:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:11:31,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:31,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:11:50,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 842 states and 1727 transitions. [2021-11-13 21:11:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1727 transitions. [2021-11-13 21:11:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:11:50,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:50,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:11:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:57,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 845 states and 1731 transitions. [2021-11-13 21:11:57,022 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1731 transitions. [2021-11-13 21:11:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:11:57,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:57,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 865 states and 1762 transitions. [2021-11-13 21:12:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1762 transitions. [2021-11-13 21:12:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:12:16,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:16,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:17,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 888 states and 1800 transitions. [2021-11-13 21:12:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1800 transitions. [2021-11-13 21:12:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:12:41,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:41,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:57,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 904 states and 1826 transitions. [2021-11-13 21:12:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1826 transitions. [2021-11-13 21:12:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:12:57,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:57,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:12:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 907 states and 1831 transitions. [2021-11-13 21:12:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1831 transitions. [2021-11-13 21:12:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:12:59,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:59,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:13:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 924 states and 1875 transitions. [2021-11-13 21:13:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1875 transitions. [2021-11-13 21:13:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:13:26,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:26,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:26,399 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:13:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 927 states and 1880 transitions. [2021-11-13 21:13:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1880 transitions. [2021-11-13 21:13:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:13:26,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:26,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:13:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 938 states and 1908 transitions. [2021-11-13 21:13:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1908 transitions. [2021-11-13 21:13:44,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:13:44,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:44,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:44,929 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:13:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 941 states and 1915 transitions. [2021-11-13 21:13:47,514 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1915 transitions. [2021-11-13 21:13:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:13:47,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:47,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 21:13:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 942 states and 1918 transitions. [2021-11-13 21:13:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1918 transitions. [2021-11-13 21:13:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 21:13:47,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:47,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 21:13:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 948 states and 1938 transitions. [2021-11-13 21:13:59,523 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1938 transitions. [2021-11-13 21:13:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:13:59,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:59,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:14:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:14,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 970 states and 1984 transitions. [2021-11-13 21:14:14,729 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1984 transitions. [2021-11-13 21:14:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:14:14,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:14,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:14,767 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:14:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 973 states and 1988 transitions. [2021-11-13 21:14:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1988 transitions. [2021-11-13 21:14:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:14:21,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:21,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:14:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:27,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 976 states and 1994 transitions. [2021-11-13 21:14:27,979 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1994 transitions. [2021-11-13 21:14:27,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:14:27,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:27,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:14:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 978 states and 1996 transitions. [2021-11-13 21:14:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1996 transitions. [2021-11-13 21:14:31,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:14:31,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:31,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:14:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:50,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 990 states and 2026 transitions. [2021-11-13 21:14:50,721 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2026 transitions. [2021-11-13 21:14:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:14:50,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:50,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 21:15:05,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:05,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1002 states and 2058 transitions. [2021-11-13 21:15:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2058 transitions. [2021-11-13 21:15:05,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:15:05,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:05,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:15:21,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:21,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1023 states and 2099 transitions. [2021-11-13 21:15:21,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2099 transitions. [2021-11-13 21:15:21,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:15:21,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:21,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:15:33,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1040 states and 2128 transitions. [2021-11-13 21:15:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2128 transitions. [2021-11-13 21:15:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:15:33,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:33,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 21:15:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1043 states and 2134 transitions. [2021-11-13 21:15:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2134 transitions. [2021-11-13 21:15:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:15:40,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:40,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 21:15:46,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:46,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1046 states and 2138 transitions. [2021-11-13 21:15:46,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2138 transitions. [2021-11-13 21:15:46,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 21:15:46,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:46,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.