./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1c36df5364345a00481880384557a6da7ee9f3df41e2ea49d72bfaffe4fac7a5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:48:49,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:48:49,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:48:49,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:48:49,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:48:49,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:48:49,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:48:49,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:48:49,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:48:49,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:48:49,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:48:49,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:48:49,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:48:49,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:48:49,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:48:49,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:48:49,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:48:49,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:48:49,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:48:49,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:48:49,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:48:49,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:48:49,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:48:49,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:48:49,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:48:49,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:48:49,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:48:49,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:48:49,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:48:49,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:48:49,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:48:49,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:48:49,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:48:49,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:48:49,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:48:49,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:48:49,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:48:49,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:48:49,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:48:49,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:48:49,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:48:49,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:48:49,702 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:48:49,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:48:49,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:48:49,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:48:49,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:48:49,707 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:48:49,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:48:49,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:48:49,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:48:49,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:48:49,709 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:48:49,710 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:48:49,710 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:48:49,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:48:49,710 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:48:49,711 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:48:49,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:48:49,711 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:48:49,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:48:49,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:49,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:48:49,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:48:49,712 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:48:49,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:48:49,713 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_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c36df5364345a00481880384557a6da7ee9f3df41e2ea49d72bfaffe4fac7a5 [2021-11-23 00:48:50,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:48:50,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:48:50,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:48:50,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:48:50,120 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:48:50,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i [2021-11-23 00:48:50,200 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/data/7c1f5e07e/edbf0023c0c6466ca5d7d1b221b79b1c/FLAG235cc2d8f [2021-11-23 00:48:50,811 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:48:50,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/sv-benchmarks/c/array-memsafety/selectionsort-alloca-1.i [2021-11-23 00:48:50,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/data/7c1f5e07e/edbf0023c0c6466ca5d7d1b221b79b1c/FLAG235cc2d8f [2021-11-23 00:48:51,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/data/7c1f5e07e/edbf0023c0c6466ca5d7d1b221b79b1c [2021-11-23 00:48:51,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:48:51,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:48:51,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:51,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:48:51,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:48:51,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@434c14bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51, skipping insertion in model container [2021-11-23 00:48:51,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:48:51,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:48:51,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:51,489 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:48:51,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:48:51,557 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:48:51,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51 WrapperNode [2021-11-23 00:48:51,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:48:51,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:51,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:48:51,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:48:51,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,626 INFO L137 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2021-11-23 00:48:51,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:48:51,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:48:51,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:48:51,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:48:51,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:48:51,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:48:51,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:48:51,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:48:51,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:51" (1/1) ... [2021-11-23 00:48:51,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:48:51,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:48:51,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:48:51,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8916a43-2405-4ed5-8452-078cf3d1f010/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:48:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:48:51,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:48:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:48:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:48:51,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:48:51,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:48:51,916 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:48:51,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:48:52,219 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:48:52,270 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:48:52,271 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:48:52,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:52 BoogieIcfgContainer [2021-11-23 00:48:52,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:48:52,275 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:48:52,275 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:48:52,288 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:48:52,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:52" (1/1) ... [2021-11-23 00:48:52,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:48:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2021-11-23 00:48:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2021-11-23 00:48:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:48:52,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:52,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2021-11-23 00:48:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2021-11-23 00:48:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:48:52,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:53,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-11-23 00:48:53,063 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-23 00:48:53,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:48:53,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:53,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-23 00:48:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-23 00:48:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:48:53,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:53,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2021-11-23 00:48:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-11-23 00:48:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:48:53,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:53,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:54,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:48:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:54,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2021-11-23 00:48:54,618 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2021-11-23 00:48:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:48:54,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:54,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2021-11-23 00:48:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-23 00:48:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:48:55,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:55,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:55,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2021-11-23 00:48:55,427 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2021-11-23 00:48:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:48:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:55,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:56,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:56,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 36 states and 48 transitions. [2021-11-23 00:48:56,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 48 transitions. [2021-11-23 00:48:56,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:48:56,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:56,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:56,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:56,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2021-11-23 00:48:56,516 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2021-11-23 00:48:56,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:48:56,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:56,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:57,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2021-11-23 00:48:57,177 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2021-11-23 00:48:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:48:57,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:57,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:57,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 40 states and 56 transitions. [2021-11-23 00:48:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2021-11-23 00:48:57,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:48:57,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:57,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:59,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:59,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 43 states and 63 transitions. [2021-11-23 00:48:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2021-11-23 00:48:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:48:59,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:59,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2021-11-23 00:49:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2021-11-23 00:49:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:00,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:00,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2021-11-23 00:49:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2021-11-23 00:49:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:00,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2021-11-23 00:49:00,656 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2021-11-23 00:49:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:00,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2021-11-23 00:49:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2021-11-23 00:49:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:00,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:02,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2021-11-23 00:49:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2021-11-23 00:49:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:02,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:02,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2021-11-23 00:49:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2021-11-23 00:49:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:02,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-11-23 00:49:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-11-23 00:49:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:49:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2021-11-23 00:49:02,765 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2021-11-23 00:49:02,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:49:02,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:03,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2021-11-23 00:49:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2021-11-23 00:49:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:03,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2021-11-23 00:49:03,130 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2021-11-23 00:49:03,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:03,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2021-11-23 00:49:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2021-11-23 00:49:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:03,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,394 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 90 transitions. [2021-11-23 00:49:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2021-11-23 00:49:03,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:03,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:03,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 109 transitions. [2021-11-23 00:49:06,221 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 109 transitions. [2021-11-23 00:49:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:06,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:06,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 61 states and 114 transitions. [2021-11-23 00:49:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2021-11-23 00:49:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:49:06,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:06,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:09,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:09,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2021-11-23 00:49:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2021-11-23 00:49:09,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:49:09,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:09,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2021-11-23 00:49:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2021-11-23 00:49:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:49:10,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2021-11-23 00:49:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2021-11-23 00:49:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:10,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:13,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 135 transitions. [2021-11-23 00:49:13,159 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2021-11-23 00:49:13,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:13,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:13,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:13,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:13,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:13,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 71 states and 137 transitions. [2021-11-23 00:49:13,606 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2021-11-23 00:49:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:13,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:13,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:13,635 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:14,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 72 states and 138 transitions. [2021-11-23 00:49:14,201 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 138 transitions. [2021-11-23 00:49:14,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:14,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:14,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:14,273 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:49:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2021-11-23 00:49:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2021-11-23 00:49:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:14,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:14,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 76 states and 155 transitions. [2021-11-23 00:49:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 155 transitions. [2021-11-23 00:49:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:49:16,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:16,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:49:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 77 states and 156 transitions. [2021-11-23 00:49:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 156 transitions. [2021-11-23 00:49:18,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:18,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:49:18,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 79 states and 159 transitions. [2021-11-23 00:49:18,934 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 159 transitions. [2021-11-23 00:49:18,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:18,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:22,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 88 states and 182 transitions. [2021-11-23 00:49:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 182 transitions. [2021-11-23 00:49:22,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:22,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:22,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:23,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2021-11-23 00:49:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2021-11-23 00:49:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:23,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 97 states and 203 transitions. [2021-11-23 00:49:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 203 transitions. [2021-11-23 00:49:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:26,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:26,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 102 states and 212 transitions. [2021-11-23 00:49:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 212 transitions. [2021-11-23 00:49:28,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:49:28,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:28,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 103 states and 214 transitions. [2021-11-23 00:49:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 214 transitions. [2021-11-23 00:49:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:28,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:49:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 106 states and 221 transitions. [2021-11-23 00:49:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 221 transitions. [2021-11-23 00:49:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:31,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 114 states and 233 transitions. [2021-11-23 00:49:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 233 transitions. [2021-11-23 00:49:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:34,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:34,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:36,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 120 states and 246 transitions. [2021-11-23 00:49:36,910 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 246 transitions. [2021-11-23 00:49:36,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:36,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:49:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 121 states and 249 transitions. [2021-11-23 00:49:37,549 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 249 transitions. [2021-11-23 00:49:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:37,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:37,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:38,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 122 states and 251 transitions. [2021-11-23 00:49:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 251 transitions. [2021-11-23 00:49:38,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:49:38,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:38,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:42,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:42,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 125 states and 259 transitions. [2021-11-23 00:49:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 259 transitions. [2021-11-23 00:49:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:49:42,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:42,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:44,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 125 states and 258 transitions. [2021-11-23 00:49:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 258 transitions. [2021-11-23 00:49:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:44,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:44,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 128 states and 264 transitions. [2021-11-23 00:49:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 264 transitions. [2021-11-23 00:49:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:47,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:47,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,279 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 137 states and 286 transitions. [2021-11-23 00:49:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 286 transitions. [2021-11-23 00:49:51,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:51,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:51,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:53,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 139 states and 291 transitions. [2021-11-23 00:49:53,293 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 291 transitions. [2021-11-23 00:49:53,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:53,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:53,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:49:57,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 146 states and 308 transitions. [2021-11-23 00:49:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 308 transitions. [2021-11-23 00:49:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:57,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:57,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:01,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 153 states and 317 transitions. [2021-11-23 00:50:01,026 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 317 transitions. [2021-11-23 00:50:01,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:01,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 154 states and 318 transitions. [2021-11-23 00:50:01,979 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 318 transitions. [2021-11-23 00:50:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:01,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:01,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 155 states and 318 transitions. [2021-11-23 00:50:02,965 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 318 transitions. [2021-11-23 00:50:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:02,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:02,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 159 states and 323 transitions. [2021-11-23 00:50:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 323 transitions. [2021-11-23 00:50:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:05,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:50:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 159 states and 322 transitions. [2021-11-23 00:50:05,771 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 322 transitions. [2021-11-23 00:50:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:05,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 166 states and 341 transitions. [2021-11-23 00:50:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 341 transitions. [2021-11-23 00:50:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:08,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:08,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 172 states and 350 transitions. [2021-11-23 00:50:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 350 transitions. [2021-11-23 00:50:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:11,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:11,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:13,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 176 states and 353 transitions. [2021-11-23 00:50:13,579 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 353 transitions. [2021-11-23 00:50:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:13,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:13,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:18,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 179 states and 359 transitions. [2021-11-23 00:50:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 359 transitions. [2021-11-23 00:50:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:19,235 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 180 states and 362 transitions. [2021-11-23 00:50:20,385 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 362 transitions. [2021-11-23 00:50:20,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:20,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:50:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 185 states and 378 transitions. [2021-11-23 00:50:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 378 transitions. [2021-11-23 00:50:24,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:24,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:24,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,819 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:50:26,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 187 states and 384 transitions. [2021-11-23 00:50:26,678 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 384 transitions. [2021-11-23 00:50:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:26,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:34,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:34,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 202 states and 415 transitions. [2021-11-23 00:50:34,711 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 415 transitions. [2021-11-23 00:50:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:34,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:34,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,746 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:40,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 213 states and 433 transitions. [2021-11-23 00:50:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 433 transitions. [2021-11-23 00:50:40,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:40,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:40,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:45,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 221 states and 446 transitions. [2021-11-23 00:50:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 446 transitions. [2021-11-23 00:50:45,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:45,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:45,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:45,527 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 226 states and 454 transitions. [2021-11-23 00:50:47,381 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 454 transitions. [2021-11-23 00:50:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:47,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:48,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:48,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 227 states and 457 transitions. [2021-11-23 00:50:48,666 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 457 transitions. [2021-11-23 00:50:48,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:48,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:48,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 228 states and 457 transitions. [2021-11-23 00:50:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 457 transitions. [2021-11-23 00:50:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:50:49,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:49,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 237 states and 480 transitions. [2021-11-23 00:50:56,082 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 480 transitions. [2021-11-23 00:50:56,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:50:56,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:58,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 239 states and 485 transitions. [2021-11-23 00:50:58,116 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 485 transitions. [2021-11-23 00:50:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:50:58,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:58,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:02,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 242 states and 491 transitions. [2021-11-23 00:51:02,730 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 491 transitions. [2021-11-23 00:51:02,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:51:02,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,794 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 243 states and 491 transitions. [2021-11-23 00:51:03,956 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 491 transitions. [2021-11-23 00:51:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:51:03,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:51:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 244 states and 493 transitions. [2021-11-23 00:51:06,840 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 493 transitions. [2021-11-23 00:51:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:51:06,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 16 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 247 states and 498 transitions. [2021-11-23 00:51:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 498 transitions. [2021-11-23 00:51:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:51:14,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:51:15,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 245 states and 496 transitions. [2021-11-23 00:51:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 496 transitions. [2021-11-23 00:51:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:15,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:15,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 253 states and 515 transitions. [2021-11-23 00:51:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 515 transitions. [2021-11-23 00:51:20,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:20,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:20,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:20,350 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 260 states and 529 transitions. [2021-11-23 00:51:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 529 transitions. [2021-11-23 00:51:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:24,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,805 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 536 transitions. [2021-11-23 00:51:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 536 transitions. [2021-11-23 00:51:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:26,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 269 states and 540 transitions. [2021-11-23 00:51:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 540 transitions. [2021-11-23 00:51:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:27,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:27,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 270 states and 543 transitions. [2021-11-23 00:51:29,052 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 543 transitions. [2021-11-23 00:51:29,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:29,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:51:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 279 states and 565 transitions. [2021-11-23 00:51:38,699 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 565 transitions. [2021-11-23 00:51:38,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:51:38,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:51:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 283 states and 570 transitions. [2021-11-23 00:51:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 570 transitions. [2021-11-23 00:51:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:42,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,071 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 40 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 292 states and 593 transitions. [2021-11-23 00:51:50,941 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 593 transitions. [2021-11-23 00:51:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:50,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 40 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:53,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 294 states and 598 transitions. [2021-11-23 00:51:53,255 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 598 transitions. [2021-11-23 00:51:53,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:53,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 296 states and 602 transitions. [2021-11-23 00:51:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 602 transitions. [2021-11-23 00:51:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:51:57,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:57,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:57,383 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:07,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 304 states and 621 transitions. [2021-11-23 00:52:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 621 transitions. [2021-11-23 00:52:07,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:52:07,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:07,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 306 states and 621 transitions. [2021-11-23 00:52:09,807 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 621 transitions. [2021-11-23 00:52:09,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:09,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 25 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:20,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 309 states and 626 transitions. [2021-11-23 00:52:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 626 transitions. [2021-11-23 00:52:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:20,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:20,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,179 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 327 states and 670 transitions. [2021-11-23 00:52:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 670 transitions. [2021-11-23 00:52:37,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:37,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,451 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 339 states and 682 transitions. [2021-11-23 00:52:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 682 transitions. [2021-11-23 00:52:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 345 states and 693 transitions. [2021-11-23 00:52:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 693 transitions. [2021-11-23 00:52:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:48,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 348 states and 697 transitions. [2021-11-23 00:52:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 697 transitions. [2021-11-23 00:52:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:51,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:54,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 353 states and 705 transitions. [2021-11-23 00:52:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 705 transitions. [2021-11-23 00:52:54,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:54,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 354 states and 706 transitions. [2021-11-23 00:52:55,534 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 706 transitions. [2021-11-23 00:52:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:55,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 355 states and 706 transitions. [2021-11-23 00:52:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 706 transitions. [2021-11-23 00:52:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:52:56,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 364 states and 729 transitions. [2021-11-23 00:53:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 729 transitions. [2021-11-23 00:53:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:53:06,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 366 states and 734 transitions. [2021-11-23 00:53:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 734 transitions. [2021-11-23 00:53:09,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:09,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 36 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:23,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 369 states and 739 transitions. [2021-11-23 00:53:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 739 transitions. [2021-11-23 00:53:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 376 states and 757 transitions. [2021-11-23 00:53:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 757 transitions. [2021-11-23 00:53:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:40,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,887 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 383 states and 769 transitions. [2021-11-23 00:53:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 769 transitions. [2021-11-23 00:53:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:48,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 387 states and 773 transitions. [2021-11-23 00:53:51,352 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 773 transitions. [2021-11-23 00:53:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:51,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:55,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 392 states and 782 transitions. [2021-11-23 00:53:55,272 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 782 transitions. [2021-11-23 00:53:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:53:55,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:14,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 403 states and 811 transitions. [2021-11-23 00:54:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 811 transitions. [2021-11-23 00:54:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:54:14,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 406 states and 811 transitions. [2021-11-23 00:54:19,917 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 811 transitions. [2021-11-23 00:54:19,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:19,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 409 states and 827 transitions. [2021-11-23 00:54:28,692 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 827 transitions. [2021-11-23 00:54:28,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:28,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 414 states and 835 transitions. [2021-11-23 00:54:37,668 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 835 transitions. [2021-11-23 00:54:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:37,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:37,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:37,732 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:44,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 418 states and 843 transitions. [2021-11-23 00:54:44,287 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 843 transitions. [2021-11-23 00:54:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:44,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 419 states and 843 transitions. [2021-11-23 00:54:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 843 transitions. [2021-11-23 00:54:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:45,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:54:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 414 states and 836 transitions. [2021-11-23 00:54:46,850 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 836 transitions. [2021-11-23 00:54:46,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:46,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 415 states and 836 transitions. [2021-11-23 00:54:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 836 transitions. [2021-11-23 00:54:48,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:54:48,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 416 states and 836 transitions. [2021-11-23 00:54:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 836 transitions. [2021-11-23 00:54:49,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:54:49,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 77 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 425 states and 859 transitions. [2021-11-23 00:55:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 859 transitions. [2021-11-23 00:55:01,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:55:01,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,740 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 77 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 427 states and 864 transitions. [2021-11-23 00:55:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 864 transitions. [2021-11-23 00:55:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:55:05,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:55:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 451 states and 911 transitions. [2021-11-23 00:55:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 911 transitions. [2021-11-23 00:55:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:55:29,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:55:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 460 states and 965 transitions. [2021-11-23 00:55:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 965 transitions. [2021-11-23 00:55:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:55:46,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 472 states and 989 transitions. [2021-11-23 00:56:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 989 transitions. [2021-11-23 00:56:00,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:56:00,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:14,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 487 states and 1018 transitions. [2021-11-23 00:56:14,984 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1018 transitions. [2021-11-23 00:56:14,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:56:14,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 493 states and 1025 transitions. [2021-11-23 00:56:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1025 transitions. [2021-11-23 00:56:20,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:56:20,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 9 proven. 69 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:56:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 494 states and 1025 transitions. [2021-11-23 00:56:23,309 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1025 transitions. [2021-11-23 00:56:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:56:23,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,354 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 497 states and 1029 transitions. [2021-11-23 00:56:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1029 transitions. [2021-11-23 00:56:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:56:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,503 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 19 proven. 70 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:32,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 499 states and 1030 transitions. [2021-11-23 00:56:32,305 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1030 transitions. [2021-11-23 00:56:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:32,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 9 proven. 82 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:56:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 503 states and 1040 transitions. [2021-11-23 00:56:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1040 transitions. [2021-11-23 00:56:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:43,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 9 proven. 82 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:56:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 505 states and 1046 transitions. [2021-11-23 00:56:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1046 transitions. [2021-11-23 00:56:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:47,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,999 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 9 proven. 82 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:56:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 506 states and 1050 transitions. [2021-11-23 00:56:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1050 transitions. [2021-11-23 00:56:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:50,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,345 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 70 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 517 states and 1078 transitions. [2021-11-23 00:57:09,362 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1078 transitions. [2021-11-23 00:57:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:57:09,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,407 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 70 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 526 states and 1095 transitions. [2021-11-23 00:57:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1095 transitions. [2021-11-23 00:57:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:57:23,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 70 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 528 states and 1095 transitions. [2021-11-23 00:57:25,768 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1095 transitions. [2021-11-23 00:57:25,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:57:25,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,809 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 70 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:57:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 530 states and 1095 transitions. [2021-11-23 00:57:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1095 transitions. [2021-11-23 00:57:29,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:57:29,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 49 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 533 states and 1100 transitions. [2021-11-23 00:57:53,470 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1100 transitions. [2021-11-23 00:57:53,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:57:53,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,486 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 00:57:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 533 states and 1099 transitions. [2021-11-23 00:57:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1099 transitions. [2021-11-23 00:57:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:57:55,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,202 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 100 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 542 states and 1122 transitions. [2021-11-23 00:58:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1122 transitions. [2021-11-23 00:58:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:58:10,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 100 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 544 states and 1127 transitions. [2021-11-23 00:58:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1127 transitions. [2021-11-23 00:58:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:58:16,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,051 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:58:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 555 states and 1162 transitions. [2021-11-23 00:58:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1162 transitions. [2021-11-23 00:58:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:58:36,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:58:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 565 states and 1195 transitions. [2021-11-23 00:58:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1195 transitions. [2021-11-23 00:58:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:58:54,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:58:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 570 states and 1199 transitions. [2021-11-23 00:58:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1199 transitions. [2021-11-23 00:58:58,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:58:58,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,510 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 571 states and 1209 transitions. [2021-11-23 00:59:00,946 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1209 transitions. [2021-11-23 00:59:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:00,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 17 proven. 87 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 573 states and 1216 transitions. [2021-11-23 00:59:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1216 transitions. [2021-11-23 00:59:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:09,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 17 proven. 87 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 574 states and 1218 transitions. [2021-11-23 00:59:13,600 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1218 transitions. [2021-11-23 00:59:13,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:13,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,682 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:15,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 575 states and 1220 transitions. [2021-11-23 00:59:15,984 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1220 transitions. [2021-11-23 00:59:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:15,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 576 states and 1238 transitions. [2021-11-23 00:59:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1238 transitions. [2021-11-23 00:59:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:18,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 579 states and 1261 transitions. [2021-11-23 00:59:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1261 transitions. [2021-11-23 00:59:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:24,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,704 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 583 states and 1266 transitions. [2021-11-23 00:59:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1266 transitions. [2021-11-23 00:59:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:26,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 16 proven. 95 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:59:28,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 584 states and 1269 transitions. [2021-11-23 00:59:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1269 transitions. [2021-11-23 00:59:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:29,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:59:39,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 587 states and 1283 transitions. [2021-11-23 00:59:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1283 transitions. [2021-11-23 00:59:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:39,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:59:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 590 states and 1287 transitions. [2021-11-23 00:59:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1287 transitions. [2021-11-23 00:59:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:47,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,367 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:59:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 591 states and 1288 transitions. [2021-11-23 00:59:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1288 transitions. [2021-11-23 00:59:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:50,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:59:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 594 states and 1293 transitions. [2021-11-23 00:59:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1293 transitions. [2021-11-23 00:59:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:56,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,573 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:59:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 596 states and 1295 transitions. [2021-11-23 00:59:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1295 transitions. [2021-11-23 00:59:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:59:59,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 67 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:00:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 599 states and 1302 transitions. [2021-11-23 01:00:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1302 transitions. [2021-11-23 01:00:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:00:06,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 90 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:00:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 602 states and 1306 transitions. [2021-11-23 01:00:15,047 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1306 transitions. [2021-11-23 01:00:15,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:00:15,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,096 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked.