./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a5d554c80523420ffafe318e54a94b7662019572fad78d6e8fce2ccc83674b0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:21:31,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:21:31,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:21:31,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:21:31,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:21:31,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:21:31,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:21:31,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:21:31,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:21:31,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:21:31,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:21:31,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:21:31,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:21:31,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:21:31,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:21:31,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:21:31,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:21:31,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:21:31,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:21:31,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:21:31,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:21:31,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:21:31,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:21:31,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:21:31,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:21:31,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:21:31,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:21:31,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:21:31,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:21:31,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:21:31,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:21:31,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:21:31,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:21:31,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:21:31,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:21:31,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:21:31,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:21:31,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:21:31,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:21:31,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:21:31,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:21:31,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-20 07:21:31,713 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:21:31,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:21:31,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:21:31,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:21:31,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:21:31,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:21:31,717 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:21:31,718 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:21:31,718 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:21:31,719 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:21:31,719 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:21:31,720 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:21:31,720 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:21:31,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:21:31,721 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:21:31,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:21:31,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:21:31,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:21:31,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:21:31,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:21:31,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:21:31,724 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:21:31,725 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:21:31,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:21:31,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:21:31,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:21:31,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:21:31,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:21:31,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:21:31,729 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:21:31,729 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a5d554c80523420ffafe318e54a94b7662019572fad78d6e8fce2ccc83674b0 [2021-11-20 07:21:32,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:21:32,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:21:32,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:21:32,035 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:21:32,036 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:21:32,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c [2021-11-20 07:21:32,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/data/a116f7ee8/8472d890f17f45bcb233ba7df8d76524/FLAGe92e79918 [2021-11-20 07:21:32,769 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:21:32,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/sv-benchmarks/c/termination-crafted/McCarthy91_Iteration.c [2021-11-20 07:21:32,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/data/a116f7ee8/8472d890f17f45bcb233ba7df8d76524/FLAGe92e79918 [2021-11-20 07:21:33,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/data/a116f7ee8/8472d890f17f45bcb233ba7df8d76524 [2021-11-20 07:21:33,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:21:33,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:21:33,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:21:33,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:21:33,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:21:33,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5cf5fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33, skipping insertion in model container [2021-11-20 07:21:33,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:21:33,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:21:33,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:21:33,396 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:21:33,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:21:33,420 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:21:33,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33 WrapperNode [2021-11-20 07:21:33,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:21:33,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:21:33,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:21:33,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:21:33,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,452 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2021-11-20 07:21:33,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:21:33,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:21:33,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:21:33,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:21:33,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:21:33,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:21:33,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:21:33,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:21:33,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (1/1) ... [2021-11-20 07:21:33,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:33,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:33,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:33,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:21:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:21:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:21:33,647 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:21:33,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:21:33,732 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:21:33,740 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:21:33,740 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:21:33,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:21:33 BoogieIcfgContainer [2021-11-20 07:21:33,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:21:33,744 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:21:33,744 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:21:33,748 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:21:33,749 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:21:33,749 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:21:33" (1/3) ... [2021-11-20 07:21:33,751 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15be2e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:21:33, skipping insertion in model container [2021-11-20 07:21:33,751 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:21:33,751 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:21:33" (2/3) ... [2021-11-20 07:21:33,752 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15be2e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:21:33, skipping insertion in model container [2021-11-20 07:21:33,752 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:21:33,752 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:21:33" (3/3) ... [2021-11-20 07:21:33,754 INFO L388 chiAutomizerObserver]: Analyzing ICFG McCarthy91_Iteration.c [2021-11-20 07:21:33,804 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:21:33,804 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:21:33,804 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:21:33,804 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:21:33,804 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:21:33,805 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:21:33,805 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:21:33,805 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:21:33,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:33,835 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:33,835 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:33,835 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:33,840 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:21:33,841 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:21:33,841 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 07:21:33,841 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:33,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:33,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:33,842 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:33,842 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:21:33,843 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:21:33,847 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L15-2true [2021-11-20 07:21:33,848 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~c~0#1 > 0); 5#L15true assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 8#L15-2true [2021-11-20 07:21:33,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:33,854 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 07:21:33,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:33,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278851994] [2021-11-20 07:21:33,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:33,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:33,959 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:33,995 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:34,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:34,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-20 07:21:34,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:34,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72437051] [2021-11-20 07:21:34,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:34,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:34,040 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:34,053 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:34,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:34,056 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-20 07:21:34,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:34,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436819906] [2021-11-20 07:21:34,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:34,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:34,072 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:34,093 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:34,251 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:34,255 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:34,269 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:34,269 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:34,269 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:34,269 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,269 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:34,270 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:34,270 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration1_Loop [2021-11-20 07:21:34,270 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:34,270 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:34,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,446 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:34,447 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:34,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:34,456 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:34,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 07:21:34,463 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:34,463 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:34,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:34,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:34,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:34,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 07:21:34,534 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:34,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:34,606 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:34,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:34,617 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:34,617 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:34,617 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:34,617 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:34,618 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:34,618 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,618 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:34,618 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:34,618 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration1_Loop [2021-11-20 07:21:34,618 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:34,618 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:34,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:34,752 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:34,758 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:34,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:34,783 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:34,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 07:21:34,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:34,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:34,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:34,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:34,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:34,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:34,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:34,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:34,818 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:34,825 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:34,825 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:21:34,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:34,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:34,833 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:34,838 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:34,838 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:34,839 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:34,839 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~n~0#1 + 211 Supporting invariants [] [2021-11-20 07:21:34,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 07:21:34,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:34,866 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:34,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:34,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:34,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:34,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:34,962 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:34,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:35,006 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 07:21:35,007 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,042 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 31 transitions. Complement of second has 6 states. [2021-11-20 07:21:35,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-11-20 07:21:35,050 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 2 letters. [2021-11-20 07:21:35,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-20 07:21:35,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,052 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-20 07:21:35,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,053 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2021-11-20 07:21:35,056 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:35,059 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 8 states and 11 transitions. [2021-11-20 07:21:35,060 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-11-20 07:21:35,060 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-20 07:21:35,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 11 transitions. [2021-11-20 07:21:35,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:35,061 INFO L681 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-20 07:21:35,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 11 transitions. [2021-11-20 07:21:35,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-20 07:21:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2021-11-20 07:21:35,088 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-20 07:21:35,089 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-20 07:21:35,089 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 07:21:35,089 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2021-11-20 07:21:35,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:35,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:35,090 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:35,090 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-20 07:21:35,090 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:21:35,091 INFO L791 eck$LassoCheckResult]: Stem: 68#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 69#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 74#L15-2 assume !!(main_~c~0#1 > 0); 70#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 71#L15-2 [2021-11-20 07:21:35,091 INFO L793 eck$LassoCheckResult]: Loop: 71#L15-2 assume !!(main_~c~0#1 > 0); 75#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 71#L15-2 [2021-11-20 07:21:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,092 INFO L85 PathProgramCache]: Analyzing trace with hash 925798, now seen corresponding path program 1 times [2021-11-20 07:21:35,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354189297] [2021-11-20 07:21:35,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,099 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,105 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:35,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-20 07:21:35,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325688609] [2021-11-20 07:21:35,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,113 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,119 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:35,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,120 INFO L85 PathProgramCache]: Analyzing trace with hash 889692235, now seen corresponding path program 1 times [2021-11-20 07:21:35,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098743511] [2021-11-20 07:21:35,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:35,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:21:35,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098743511] [2021-11-20 07:21:35,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098743511] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:21:35,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:21:35,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:21:35,179 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702474056] [2021-11-20 07:21:35,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:21:35,226 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:35,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:35,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:35,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:35,227 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:35,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:35,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:35,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration2_Loop [2021-11-20 07:21:35,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:35,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:35,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,318 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:35,318 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:35,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,320 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 07:21:35,325 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:35,325 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:35,341 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:35,341 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:35,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,365 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 07:21:35,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:35,368 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:35,385 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:35,385 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:35,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,410 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 07:21:35,412 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:35,412 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:35,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,450 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,456 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:35,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:35,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 07:21:35,505 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:35,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,511 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:35,512 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:35,512 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:35,512 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:35,512 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:35,512 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,512 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:35,512 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:35,512 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration2_Loop [2021-11-20 07:21:35,512 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:35,513 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:35,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:35,611 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:35,611 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:35,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,622 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:35,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:35,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:35,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:35,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:35,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:35,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:35,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 07:21:35,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:35,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,697 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 07:21:35,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:35,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:35,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:35,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:35,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:35,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:35,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:35,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:35,712 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:35,719 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:35,719 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:21:35,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:35,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:35,721 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:35,746 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:35,746 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:35,746 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:35,746 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~n~0#1 + 211 Supporting invariants [] [2021-11-20 07:21:35,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 07:21:35,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:35,781 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:35,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:35,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:35,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:35,829 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:35,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:35,841 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 07:21:35,841 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 11 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,854 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 11 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 17 transitions. Complement of second has 5 states. [2021-11-20 07:21:35,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:35,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2021-11-20 07:21:35,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-20 07:21:35,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 6 letters. Loop has 2 letters. [2021-11-20 07:21:35,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 4 letters. Loop has 4 letters. [2021-11-20 07:21:35,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:35,859 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 17 transitions. [2021-11-20 07:21:35,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:35,863 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 12 states and 17 transitions. [2021-11-20 07:21:35,863 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-11-20 07:21:35,864 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-11-20 07:21:35,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 17 transitions. [2021-11-20 07:21:35,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:35,864 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 17 transitions. [2021-11-20 07:21:35,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 17 transitions. [2021-11-20 07:21:35,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-20 07:21:35,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 17 transitions. [2021-11-20 07:21:35,868 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 17 transitions. [2021-11-20 07:21:35,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:21:35,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:21:35,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:21:35,874 INFO L87 Difference]: Start difference. First operand 12 states and 17 transitions. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:21:35,901 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2021-11-20 07:21:35,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:21:35,903 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2021-11-20 07:21:35,904 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:35,905 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 13 states and 17 transitions. [2021-11-20 07:21:35,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-11-20 07:21:35,905 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-11-20 07:21:35,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2021-11-20 07:21:35,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:35,906 INFO L681 BuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2021-11-20 07:21:35,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2021-11-20 07:21:35,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-20 07:21:35,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2021-11-20 07:21:35,908 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-11-20 07:21:35,909 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-11-20 07:21:35,909 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 07:21:35,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2021-11-20 07:21:35,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:21:35,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:35,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:35,911 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1] [2021-11-20 07:21:35,911 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:21:35,911 INFO L791 eck$LassoCheckResult]: Stem: 155#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 156#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 161#L15-2 assume !!(main_~c~0#1 > 0); 162#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 166#L15-2 assume !!(main_~c~0#1 > 0); 165#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 163#L15-2 assume !!(main_~c~0#1 > 0); 157#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 158#L15-2 [2021-11-20 07:21:35,911 INFO L793 eck$LassoCheckResult]: Loop: 158#L15-2 assume !!(main_~c~0#1 > 0); 164#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 158#L15-2 [2021-11-20 07:21:35,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,912 INFO L85 PathProgramCache]: Analyzing trace with hash 297591406, now seen corresponding path program 2 times [2021-11-20 07:21:35,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915869930] [2021-11-20 07:21:35,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,922 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,932 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:35,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 3 times [2021-11-20 07:21:35,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834461643] [2021-11-20 07:21:35,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,939 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:35,943 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:35,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:35,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1777467309, now seen corresponding path program 3 times [2021-11-20 07:21:35,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:35,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323107336] [2021-11-20 07:21:35,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:35,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 07:21:36,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:21:36,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323107336] [2021-11-20 07:21:36,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323107336] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:21:36,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463952739] [2021-11-20 07:21:36,023 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 07:21:36,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:21:36,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,024 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-20 07:21:36,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-20 07:21:36,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:21:36,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 07:21:36,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:21:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 07:21:36,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463952739] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:21:36,164 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:21:36,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2021-11-20 07:21:36,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717684440] [2021-11-20 07:21:36,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:21:36,207 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:36,207 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:36,207 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:36,208 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:36,208 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:36,208 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,208 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:36,208 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:36,208 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration3_Loop [2021-11-20 07:21:36,208 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:36,209 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:36,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,287 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:36,288 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:36,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,290 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,350 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:36,350 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:36,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 07:21:36,393 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:36,393 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:36,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:36,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:36,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,443 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:36,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:36,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 07:21:36,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:36,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,519 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:36,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:36,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 07:21:36,601 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:36,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:36,609 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:36,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:36,610 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:36,610 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:36,610 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:36,610 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,610 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:36,610 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:36,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration3_Loop [2021-11-20 07:21:36,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:36,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:36,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:36,688 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:36,688 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:36,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,690 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:36,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:36,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:36,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:36,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:36,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:36,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:36,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:36,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 07:21:36,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:36,728 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:36,728 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:21:36,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:36,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:36,730 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:36,736 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:36,736 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:36,736 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:36,736 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~n~0#1 + 211 Supporting invariants [] [2021-11-20 07:21:36,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 07:21:36,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:36,777 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:36,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,836 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:36,845 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 07:21:36,845 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:36,854 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 20 transitions. Complement of second has 5 states. [2021-11-20 07:21:36,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:36,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2021-11-20 07:21:36,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-20 07:21:36,857 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:36,857 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:36,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,930 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:36,946 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 07:21:36,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:36,957 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 20 transitions. Complement of second has 5 states. [2021-11-20 07:21:36,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2021-11-20 07:21:36,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-20 07:21:36,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:36,963 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:36,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:36,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:36,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:37,019 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:37,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:37,027 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 07:21:37,028 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:37,036 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 16 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 23 transitions. Complement of second has 4 states. [2021-11-20 07:21:37,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2021-11-20 07:21:37,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 2 letters. [2021-11-20 07:21:37,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:37,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 10 letters. Loop has 2 letters. [2021-11-20 07:21:37,039 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:37,039 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 4 letters. [2021-11-20 07:21:37,039 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:37,039 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 23 transitions. [2021-11-20 07:21:37,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 07:21:37,041 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 14 states and 19 transitions. [2021-11-20 07:21:37,041 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 07:21:37,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-11-20 07:21:37,042 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 19 transitions. [2021-11-20 07:21:37,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:37,042 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2021-11-20 07:21:37,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 19 transitions. [2021-11-20 07:21:37,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 7. [2021-11-20 07:21:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2021-11-20 07:21:37,043 INFO L704 BuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2021-11-20 07:21:37,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:21:37,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:21:37,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:21:37,044 INFO L87 Difference]: Start difference. First operand 7 states and 9 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:37,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:21:37,067 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2021-11-20 07:21:37,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:21:37,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2021-11-20 07:21:37,070 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-11-20 07:21:37,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 12 states and 15 transitions. [2021-11-20 07:21:37,070 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-11-20 07:21:37,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-11-20 07:21:37,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-11-20 07:21:37,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:37,071 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 07:21:37,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-11-20 07:21:37,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2021-11-20 07:21:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:37,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-11-20 07:21:37,073 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-11-20 07:21:37,073 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-11-20 07:21:37,073 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-20 07:21:37,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-11-20 07:21:37,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-11-20 07:21:37,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:37,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:37,074 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:21:37,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1] [2021-11-20 07:21:37,074 INFO L791 eck$LassoCheckResult]: Stem: 408#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 409#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 411#L15-2 [2021-11-20 07:21:37,075 INFO L793 eck$LassoCheckResult]: Loop: 411#L15-2 assume !!(main_~c~0#1 > 0); 414#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 417#L15-2 assume !!(main_~c~0#1 > 0); 410#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 411#L15-2 [2021-11-20 07:21:37,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:37,075 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-11-20 07:21:37,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:37,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535120931] [2021-11-20 07:21:37,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:37,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,093 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,096 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:37,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:37,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1266953, now seen corresponding path program 1 times [2021-11-20 07:21:37,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:37,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943146584] [2021-11-20 07:21:37,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:37,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,108 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,114 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:37,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:37,114 INFO L85 PathProgramCache]: Analyzing trace with hash 889694155, now seen corresponding path program 4 times [2021-11-20 07:21:37,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:37,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466362407] [2021-11-20 07:21:37,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:37,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,133 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:37,146 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:37,226 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:37,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:37,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:37,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:37,226 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:37,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:37,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:37,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration4_Loop [2021-11-20 07:21:37,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:37,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:37,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,302 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:37,302 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:37,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,309 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:37,317 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:37,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 07:21:37,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:37,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_7=1} Honda state: {v_rep~unnamed0~0~true_7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:37,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,395 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:37,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:37,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 07:21:37,441 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:37,441 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=1} Honda state: {ULTIMATE.start_main_~c~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:37,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,477 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 07:21:37,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:37,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:37,494 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:37,495 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_7=0} Honda state: {v_rep~unnamed0~0~false_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:37,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-11-20 07:21:37,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,520 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 07:21:37,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:37,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:37,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,577 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 07:21:37,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:37,579 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:37,613 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:37,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,616 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:37,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:37,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:37,616 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:37,616 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:37,616 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:37,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:37,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration4_Loop [2021-11-20 07:21:37,616 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:37,617 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:37,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:37,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:37,698 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:37,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,700 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:37,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:37,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:37,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:37,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:37,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:37,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:37,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:37,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 07:21:37,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:37,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,775 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:37,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:37,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:37,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:37,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:37,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:37,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:37,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 07:21:37,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:37,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-20 07:21:37,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,843 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 07:21:37,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:37,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:37,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:37,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:37,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:37,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:37,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:37,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:37,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,912 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 07:21:37,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:37,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:37,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:37,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:37,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:37,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:37,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:37,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:37,925 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:37,928 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:37,928 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:21:37,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:37,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:37,929 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:37,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 07:21:37,932 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:37,932 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:37,932 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:37,932 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~n~0#1 + 201 Supporting invariants [] [2021-11-20 07:21:37,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:37,953 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:37,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:37,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:37,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:37,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:38,084 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 07:21:38,085 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,097 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 27 transitions. Complement of second has 5 states. [2021-11-20 07:21:38,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:38,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2021-11-20 07:21:38,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-20 07:21:38,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,102 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:38,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:38,229 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 07:21:38,229 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,265 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 33 transitions. Complement of second has 7 states. [2021-11-20 07:21:38,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 7 transitions. [2021-11-20 07:21:38,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 7 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-20 07:21:38,268 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 7 transitions. Stem has 6 letters. Loop has 4 letters. [2021-11-20 07:21:38,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 7 transitions. Stem has 2 letters. Loop has 8 letters. [2021-11-20 07:21:38,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 33 transitions. [2021-11-20 07:21:38,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:38,286 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 07:21:38,287 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 17 states and 22 transitions. [2021-11-20 07:21:38,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-11-20 07:21:38,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-20 07:21:38,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2021-11-20 07:21:38,288 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:38,288 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-11-20 07:21:38,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2021-11-20 07:21:38,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2021-11-20 07:21:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2021-11-20 07:21:38,293 INFO L704 BuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2021-11-20 07:21:38,293 INFO L587 BuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2021-11-20 07:21:38,293 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-20 07:21:38,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2021-11-20 07:21:38,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-20 07:21:38,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:38,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:38,299 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 2, 1, 1, 1] [2021-11-20 07:21:38,299 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:21:38,299 INFO L791 eck$LassoCheckResult]: Stem: 530#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 531#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 536#L15-2 assume !!(main_~c~0#1 > 0); 534#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 535#L15-2 assume !!(main_~c~0#1 > 0); 539#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 543#L15-2 assume !!(main_~c~0#1 > 0); 542#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 538#L15-2 assume !!(main_~c~0#1 > 0); 532#L15 [2021-11-20 07:21:38,299 INFO L793 eck$LassoCheckResult]: Loop: 532#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 533#L15-2 assume !!(main_~c~0#1 > 0); 532#L15 [2021-11-20 07:21:38,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,301 INFO L85 PathProgramCache]: Analyzing trace with hash 635458587, now seen corresponding path program 5 times [2021-11-20 07:21:38,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:38,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748035616] [2021-11-20 07:21:38,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:38,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,328 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,350 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:38,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1406, now seen corresponding path program 1 times [2021-11-20 07:21:38,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:38,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321296352] [2021-11-20 07:21:38,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:38,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,362 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,366 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:38,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,367 INFO L85 PathProgramCache]: Analyzing trace with hash 790346520, now seen corresponding path program 6 times [2021-11-20 07:21:38,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:38,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45352970] [2021-11-20 07:21:38,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:38,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,379 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:38,386 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:38,408 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:38,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:38,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:38,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:38,408 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:38,408 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,409 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:38,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:38,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration5_Loop [2021-11-20 07:21:38,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:38,409 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:38,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,467 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:38,467 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:38,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:38,468 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:38,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 07:21:38,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:38,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:38,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:38,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:38,541 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:38,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:38,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:38,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 07:21:38,653 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:38,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:38,660 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:38,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:38,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:38,661 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:38,661 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:38,661 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:38,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:38,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration5_Loop [2021-11-20 07:21:38,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:38,661 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:38,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:38,724 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:38,724 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:38,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:38,725 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:38,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:38,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:38,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:38,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:38,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:38,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:38,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 07:21:38,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:38,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:38,741 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:38,745 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:38,745 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:38,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:38,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:38,749 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:38,753 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:38,753 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:38,753 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:38,753 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~c~0#1) = 1*ULTIMATE.start_main_~c~0#1 Supporting invariants [] [2021-11-20 07:21:38,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 07:21:38,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:38,795 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:38,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,850 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:38,863 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 07:21:38,863 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,869 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 21 transitions. Complement of second has 3 states. [2021-11-20 07:21:38,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:38,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 2 letters. [2021-11-20 07:21:38,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,871 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:38,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,933 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:38,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:38,948 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 07:21:38,949 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,954 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 21 transitions. Complement of second has 3 states. [2021-11-20 07:21:38,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:38,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 2 letters. [2021-11-20 07:21:38,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:38,959 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:38,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:38,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:38,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,011 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:39,024 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 07:21:39,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,043 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 28 transitions. Complement of second has 4 states. [2021-11-20 07:21:39,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2021-11-20 07:21:39,045 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 9 letters. Loop has 2 letters. [2021-11-20 07:21:39,045 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,045 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 11 letters. Loop has 2 letters. [2021-11-20 07:21:39,046 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,046 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-20 07:21:39,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,047 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2021-11-20 07:21:39,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-11-20 07:21:39,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 24 transitions. [2021-11-20 07:21:39,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2021-11-20 07:21:39,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2021-11-20 07:21:39,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2021-11-20 07:21:39,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:39,049 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 24 transitions. [2021-11-20 07:21:39,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2021-11-20 07:21:39,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2021-11-20 07:21:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2021-11-20 07:21:39,052 INFO L704 BuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2021-11-20 07:21:39,052 INFO L587 BuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2021-11-20 07:21:39,052 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-20 07:21:39,053 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2021-11-20 07:21:39,053 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-11-20 07:21:39,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:39,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:39,054 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 2, 1, 1, 1] [2021-11-20 07:21:39,054 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1] [2021-11-20 07:21:39,054 INFO L791 eck$LassoCheckResult]: Stem: 723#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 724#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 728#L15-2 assume !!(main_~c~0#1 > 0); 729#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 736#L15-2 assume !!(main_~c~0#1 > 0); 735#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 734#L15-2 assume !!(main_~c~0#1 > 0); 732#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 733#L15-2 assume !!(main_~c~0#1 > 0); 725#L15 [2021-11-20 07:21:39,055 INFO L793 eck$LassoCheckResult]: Loop: 725#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 726#L15-2 assume !!(main_~c~0#1 > 0); 730#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 731#L15-2 assume !!(main_~c~0#1 > 0); 725#L15 [2021-11-20 07:21:39,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,055 INFO L85 PathProgramCache]: Analyzing trace with hash 635458587, now seen corresponding path program 7 times [2021-11-20 07:21:39,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:39,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301242372] [2021-11-20 07:21:39,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:39,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,063 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,070 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:39,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1351673, now seen corresponding path program 2 times [2021-11-20 07:21:39,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:39,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608166379] [2021-11-20 07:21:39,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:39,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,076 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,081 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:39,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,082 INFO L85 PathProgramCache]: Analyzing trace with hash -686205165, now seen corresponding path program 8 times [2021-11-20 07:21:39,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:39,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823042799] [2021-11-20 07:21:39,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:39,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,091 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,100 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:39,152 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:39,152 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:39,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:39,153 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:39,153 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:39,153 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,153 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:39,153 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:39,153 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration6_Loop [2021-11-20 07:21:39,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:39,153 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:39,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,209 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:39,209 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:39,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:39,210 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:39,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 07:21:39,211 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:39,211 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:39,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:39,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:39,245 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:39,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 07:21:39,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:39,250 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:39,271 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:39,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-20 07:21:39,294 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:39,294 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:39,294 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:39,294 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:39,294 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:39,294 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,294 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:39,294 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:39,294 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration6_Loop [2021-11-20 07:21:39,294 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:39,294 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:39,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:39,367 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:39,367 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:39,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:39,369 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:39,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:39,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:39,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:39,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:39,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:39,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:39,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:39,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:39,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 07:21:39,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:39,416 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:39,416 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:21:39,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:39,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:39,417 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:39,420 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:39,420 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:39,420 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:39,421 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~n~0#1 + 221 Supporting invariants [] [2021-11-20 07:21:39,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 07:21:39,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:39,458 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:39,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:39,565 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-20 07:21:39,566 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:39,615 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 33 transitions. Complement of second has 7 states. [2021-11-20 07:21:39,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:39,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2021-11-20 07:21:39,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-20 07:21:39,618 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,618 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:39,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:39,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:39,720 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-20 07:21:39,720 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,752 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 33 transitions. Complement of second has 7 states. [2021-11-20 07:21:39,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2021-11-20 07:21:39,754 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-20 07:21:39,754 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,754 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:39,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 07:21:39,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:39,852 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-20 07:21:39,852 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,875 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 8 states. [2021-11-20 07:21:39,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2021-11-20 07:21:39,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-20 07:21:39,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,878 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 13 letters. Loop has 4 letters. [2021-11-20 07:21:39,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,878 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 8 letters. [2021-11-20 07:21:39,879 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:39,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2021-11-20 07:21:39,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2021-11-20 07:21:39,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 31 states and 40 transitions. [2021-11-20 07:21:39,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 07:21:39,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-11-20 07:21:39,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions. [2021-11-20 07:21:39,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:39,883 INFO L681 BuchiCegarLoop]: Abstraction has 31 states and 40 transitions. [2021-11-20 07:21:39,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions. [2021-11-20 07:21:39,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2021-11-20 07:21:39,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 25 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 35 transitions. [2021-11-20 07:21:39,887 INFO L704 BuchiCegarLoop]: Abstraction has 26 states and 35 transitions. [2021-11-20 07:21:39,887 INFO L587 BuchiCegarLoop]: Abstraction has 26 states and 35 transitions. [2021-11-20 07:21:39,887 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-20 07:21:39,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 35 transitions. [2021-11-20 07:21:39,892 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2021-11-20 07:21:39,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:39,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:39,896 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [7, 3, 3, 1, 1] [2021-11-20 07:21:39,898 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1] [2021-11-20 07:21:39,898 INFO L791 eck$LassoCheckResult]: Stem: 997#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 998#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 1002#L15-2 assume !!(main_~c~0#1 > 0); 1012#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 1013#L15-2 assume !!(main_~c~0#1 > 0); 1010#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 1008#L15-2 assume !!(main_~c~0#1 > 0); 1007#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 1003#L15-2 assume !!(main_~c~0#1 > 0); 1004#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 1000#L15-2 assume !!(main_~c~0#1 > 0); 1020#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 1019#L15-2 assume !!(main_~c~0#1 > 0); 1018#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 1016#L15-2 assume !!(main_~c~0#1 > 0); 999#L15 [2021-11-20 07:21:39,899 INFO L793 eck$LassoCheckResult]: Loop: 999#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 1000#L15-2 assume !!(main_~c~0#1 > 0); 1020#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 1019#L15-2 assume !!(main_~c~0#1 > 0); 1018#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 1016#L15-2 assume !!(main_~c~0#1 > 0); 999#L15 [2021-11-20 07:21:39,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1981740944, now seen corresponding path program 9 times [2021-11-20 07:21:39,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:39,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397873049] [2021-11-20 07:21:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:39,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:21:39,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:21:39,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397873049] [2021-11-20 07:21:39,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397873049] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:21:39,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:21:39,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:21:39,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96117057] [2021-11-20 07:21:39,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:21:39,936 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 07:21:39,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:39,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1298898678, now seen corresponding path program 3 times [2021-11-20 07:21:39,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:39,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113172896] [2021-11-20 07:21:39,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:39,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,942 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:39,947 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:40,003 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:40,003 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:40,003 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:40,003 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:40,003 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:40,003 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,004 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:40,004 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:40,004 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration7_Loop [2021-11-20 07:21:40,004 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:40,004 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:40,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,062 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:40,062 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:40,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,064 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 07:21:40,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:40,066 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:40,087 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:40,087 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_13=1} Honda state: {v_rep~unnamed0~0~true_13=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:40,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,108 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 07:21:40,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:40,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:40,123 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:40,123 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_13=0} Honda state: {v_rep~unnamed0~0~false_13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:40,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,155 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 07:21:40,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:40,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:40,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,187 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 07:21:40,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:40,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:40,225 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:40,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,264 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:40,264 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:40,264 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:40,264 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:40,264 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:40,265 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,265 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:40,265 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:40,265 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration7_Loop [2021-11-20 07:21:40,265 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:40,265 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:40,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:40,316 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:40,317 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:40,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,318 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:40,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:40,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:40,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:40,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:40,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:40,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:40,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 07:21:40,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:40,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,389 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:40,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 07:21:40,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:40,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:40,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:40,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:40,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:40,402 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:40,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:40,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,454 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:40,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:40,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:40,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:40,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:40,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:40,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:40,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:40,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 07:21:40,481 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:40,484 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:40,484 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:40,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:40,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:40,486 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:40,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 07:21:40,492 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:40,492 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:40,492 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:40,492 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2021-11-20 07:21:40,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:40,514 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:40,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:40,621 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-20 07:21:40,621 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,628 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 36 transitions. Complement of second has 3 states. [2021-11-20 07:21:40,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:40,629 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 15 letters. Loop has 6 letters. [2021-11-20 07:21:40,630 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:40,630 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:40,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:40,748 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-20 07:21:40,748 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,751 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 36 transitions. Complement of second has 3 states. [2021-11-20 07:21:40,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:40,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:40,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 15 letters. Loop has 6 letters. [2021-11-20 07:21:40,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:40,753 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:40,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:40,866 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-20 07:21:40,866 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,878 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 55 transitions. Complement of second has 4 states. [2021-11-20 07:21:40,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2021-11-20 07:21:40,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 15 letters. Loop has 6 letters. [2021-11-20 07:21:40,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:40,881 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:40,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:40,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:21:40,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:40,992 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-20 07:21:40,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,028 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 35 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 75 states and 94 transitions. Complement of second has 12 states. [2021-11-20 07:21:41,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-11-20 07:21:41,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 15 letters. Loop has 6 letters. [2021-11-20 07:21:41,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:41,032 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:41,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:41,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:41,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:41,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 07:21:41,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:41,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:41,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:41,206 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-20 07:21:41,208 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,289 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,289 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,318 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,364 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,365 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,382 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,383 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:41,385 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 26 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 525 states and 880 transitions. Complement of second has 116 states 12 powerset states104 rank states. The highest rank that occured is 7 [2021-11-20 07:21:41,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 35 transitions. [2021-11-20 07:21:41,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 35 transitions. Stem has 15 letters. Loop has 6 letters. [2021-11-20 07:21:41,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:41,388 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 35 transitions. Stem has 21 letters. Loop has 6 letters. [2021-11-20 07:21:41,389 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:41,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 35 transitions. Stem has 15 letters. Loop has 12 letters. [2021-11-20 07:21:41,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:41,390 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 525 states and 880 transitions. [2021-11-20 07:21:41,403 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 68 [2021-11-20 07:21:41,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 525 states to 384 states and 664 transitions. [2021-11-20 07:21:41,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-11-20 07:21:41,413 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 257 [2021-11-20 07:21:41,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 384 states and 664 transitions. [2021-11-20 07:21:41,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:41,414 INFO L681 BuchiCegarLoop]: Abstraction has 384 states and 664 transitions. [2021-11-20 07:21:41,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states and 664 transitions. [2021-11-20 07:21:41,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 99. [2021-11-20 07:21:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 99 states have (on average 1.6363636363636365) internal successors, (162), 98 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 162 transitions. [2021-11-20 07:21:41,453 INFO L704 BuchiCegarLoop]: Abstraction has 99 states and 162 transitions. [2021-11-20 07:21:41,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:21:41,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:21:41,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:21:41,455 INFO L87 Difference]: Start difference. First operand 99 states and 162 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:21:41,471 INFO L93 Difference]: Finished difference Result 122 states and 184 transitions. [2021-11-20 07:21:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 07:21:41,472 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 122 states and 184 transitions. [2021-11-20 07:21:41,474 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 39 [2021-11-20 07:21:41,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 122 states to 110 states and 166 transitions. [2021-11-20 07:21:41,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2021-11-20 07:21:41,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-11-20 07:21:41,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 166 transitions. [2021-11-20 07:21:41,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:41,478 INFO L681 BuchiCegarLoop]: Abstraction has 110 states and 166 transitions. [2021-11-20 07:21:41,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 166 transitions. [2021-11-20 07:21:41,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 92. [2021-11-20 07:21:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.5217391304347827) internal successors, (140), 91 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 140 transitions. [2021-11-20 07:21:41,502 INFO L704 BuchiCegarLoop]: Abstraction has 92 states and 140 transitions. [2021-11-20 07:21:41,503 INFO L587 BuchiCegarLoop]: Abstraction has 92 states and 140 transitions. [2021-11-20 07:21:41,503 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-20 07:21:41,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 140 transitions. [2021-11-20 07:21:41,504 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 37 [2021-11-20 07:21:41,504 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:41,504 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:41,505 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 1, 1] [2021-11-20 07:21:41,506 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [4, 2, 2] [2021-11-20 07:21:41,506 INFO L791 eck$LassoCheckResult]: Stem: 2431#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 2432#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 2521#L15-2 assume !!(main_~c~0#1 > 0); 2519#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2520#L15-2 assume !!(main_~c~0#1 > 0); 2452#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2451#L15-2 assume !!(main_~c~0#1 > 0); 2455#L15 [2021-11-20 07:21:41,506 INFO L793 eck$LassoCheckResult]: Loop: 2455#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2438#L15-2 assume !!(main_~c~0#1 > 0); 2439#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2480#L15-2 assume !!(main_~c~0#1 > 0); 2444#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2445#L15-2 assume !!(main_~c~0#1 > 0); 2462#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2460#L15-2 assume !!(main_~c~0#1 > 0); 2455#L15 [2021-11-20 07:21:41,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1810715102, now seen corresponding path program 2 times [2021-11-20 07:21:41,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:41,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036023676] [2021-11-20 07:21:41,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:41,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,513 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,529 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:41,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1593853071, now seen corresponding path program 4 times [2021-11-20 07:21:41,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:41,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643141120] [2021-11-20 07:21:41,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:41,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-20 07:21:41,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:21:41,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643141120] [2021-11-20 07:21:41,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643141120] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:21:41,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:21:41,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 07:21:41,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265297756] [2021-11-20 07:21:41,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:21:41,571 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 07:21:41,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:21:41,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 07:21:41,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 07:21:41,572 INFO L87 Difference]: Start difference. First operand 92 states and 140 transitions. cyclomatic complexity: 55 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:21:41,592 INFO L93 Difference]: Finished difference Result 113 states and 154 transitions. [2021-11-20 07:21:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:21:41,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 113 states and 154 transitions. [2021-11-20 07:21:41,595 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 32 [2021-11-20 07:21:41,596 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 113 states to 93 states and 126 transitions. [2021-11-20 07:21:41,596 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-11-20 07:21:41,596 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-11-20 07:21:41,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 126 transitions. [2021-11-20 07:21:41,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:41,597 INFO L681 BuchiCegarLoop]: Abstraction has 93 states and 126 transitions. [2021-11-20 07:21:41,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 126 transitions. [2021-11-20 07:21:41,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 74. [2021-11-20 07:21:41,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.3783783783783783) internal successors, (102), 73 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 102 transitions. [2021-11-20 07:21:41,601 INFO L704 BuchiCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-11-20 07:21:41,602 INFO L587 BuchiCegarLoop]: Abstraction has 74 states and 102 transitions. [2021-11-20 07:21:41,602 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-20 07:21:41,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 102 transitions. [2021-11-20 07:21:41,603 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 32 [2021-11-20 07:21:41,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:41,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:41,604 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 1, 1] [2021-11-20 07:21:41,604 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [10, 6, 4] [2021-11-20 07:21:41,604 INFO L791 eck$LassoCheckResult]: Stem: 2643#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 2644#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 2649#L15-2 assume !!(main_~c~0#1 > 0); 2707#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2680#L15-2 assume !!(main_~c~0#1 > 0); 2702#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2703#L15-2 assume !!(main_~c~0#1 > 0); 2646#L15 [2021-11-20 07:21:41,604 INFO L793 eck$LassoCheckResult]: Loop: 2646#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2647#L15-2 assume !!(main_~c~0#1 > 0); 2708#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2704#L15-2 assume !!(main_~c~0#1 > 0); 2701#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2700#L15-2 assume !!(main_~c~0#1 > 0); 2698#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2697#L15-2 assume !!(main_~c~0#1 > 0); 2696#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2695#L15-2 assume !!(main_~c~0#1 > 0); 2692#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2694#L15-2 assume !!(main_~c~0#1 > 0); 2693#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2691#L15-2 assume !!(main_~c~0#1 > 0); 2690#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2689#L15-2 assume !!(main_~c~0#1 > 0); 2688#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 2687#L15-2 assume !!(main_~c~0#1 > 0); 2686#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 2684#L15-2 assume !!(main_~c~0#1 > 0); 2646#L15 [2021-11-20 07:21:41,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1810715102, now seen corresponding path program 3 times [2021-11-20 07:21:41,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:41,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712365234] [2021-11-20 07:21:41,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:41,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,610 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,614 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:41,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,615 INFO L85 PathProgramCache]: Analyzing trace with hash -860275429, now seen corresponding path program 5 times [2021-11-20 07:21:41,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:41,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120717981] [2021-11-20 07:21:41,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:41,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,626 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:41,639 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:41,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:41,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1172307576, now seen corresponding path program 10 times [2021-11-20 07:21:41,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:41,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980745244] [2021-11-20 07:21:41,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:41,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 105 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-20 07:21:41,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:21:41,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980745244] [2021-11-20 07:21:41,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980745244] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 07:21:41,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674149074] [2021-11-20 07:21:41,721 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 07:21:41,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:21:41,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:41,723 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:21:41,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-20 07:21:41,788 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 07:21:41,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 07:21:41,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:41,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:41,892 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-20 07:21:41,892 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 07:21:41,980 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 26 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-20 07:21:41,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674149074] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 07:21:41,980 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 07:21:41,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2021-11-20 07:21:41,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376188569] [2021-11-20 07:21:41,981 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 07:21:42,203 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:42,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:42,203 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:42,203 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:42,203 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:42,203 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:42,204 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:42,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration9_Loop [2021-11-20 07:21:42,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:42,204 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:42,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,272 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:42,272 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:42,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,273 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 07:21:42,279 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:42,279 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:42,303 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:42,303 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_15=1} Honda state: {v_rep~unnamed0~0~true_15=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:42,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:42,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,339 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:42,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:42,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 07:21:42,364 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:42,364 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_15=0} Honda state: {v_rep~unnamed0~0~false_15=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:42,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:42,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,384 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 07:21:42,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:42,386 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:42,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:42,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,414 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 07:21:42,415 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:42,415 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:42,506 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:42,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 07:21:42,508 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:42,509 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:42,509 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:42,509 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:42,509 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:42,509 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,509 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:42,509 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:42,509 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration9_Loop [2021-11-20 07:21:42,509 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:42,509 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:42,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:42,605 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:42,605 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:42,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,609 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:42,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:42,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:42,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:42,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:42,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:21:42,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:21:42,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 07:21:42,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:21:42,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:42,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,689 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:42,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 07:21:42,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:42,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:42,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:42,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:42,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:42,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:42,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:42,721 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:42,725 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:42,725 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:42,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:42,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:42,728 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:42,731 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:42,731 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:42,731 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:42,731 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2021-11-20 07:21:42,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 07:21:42,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:42,773 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:42,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:42,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:42,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:42,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:42,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:42,994 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2021-11-20 07:21:42,995 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,001 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 102 transitions. Complement of second has 3 states. [2021-11-20 07:21:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:43,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 7 letters. Loop has 20 letters. [2021-11-20 07:21:43,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:43,003 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:43,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:43,276 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 11 loop predicates [2021-11-20 07:21:43,277 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,285 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 102 transitions. Complement of second has 3 states. [2021-11-20 07:21:43,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:43,286 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 7 letters. Loop has 20 letters. [2021-11-20 07:21:43,286 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:43,287 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:43,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,516 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:43,517 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2021-11-20 07:21:43,517 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,528 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 100 states and 128 transitions. Complement of second has 4 states. [2021-11-20 07:21:43,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2021-11-20 07:21:43,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 7 letters. Loop has 20 letters. [2021-11-20 07:21:43,531 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:43,531 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:43,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,786 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:43,787 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 11 loop predicates [2021-11-20 07:21:43,787 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,940 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 102 transitions. cyclomatic complexity: 35. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 419 states and 533 transitions. Complement of second has 61 states. [2021-11-20 07:21:43,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 1 stem states 10 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 29 transitions. [2021-11-20 07:21:43,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 29 transitions. Stem has 7 letters. Loop has 20 letters. [2021-11-20 07:21:43,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:43,942 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:43,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:43,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-20 07:21:43,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:44,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 49 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:44,197 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 11 loop predicates [2021-11-20 07:21:44,197 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:44,257 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,260 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,261 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,261 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,262 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,262 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,351 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,353 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,354 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,354 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,357 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,360 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,361 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,362 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,363 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,363 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,364 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,364 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,365 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,511 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,511 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,515 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,521 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,522 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,522 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,522 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,523 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,523 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,524 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,524 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,524 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,525 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,552 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,577 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,578 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,588 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,589 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,590 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,591 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,592 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,593 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,623 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,627 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,628 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,628 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,629 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,629 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,629 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,639 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,639 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,639 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,640 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,640 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,640 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,640 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,641 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,641 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,641 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,642 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,642 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,642 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,643 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,643 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,643 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,644 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,644 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,644 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,644 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,663 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,664 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,664 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,664 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,665 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,665 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,665 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,666 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,666 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,666 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,667 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,667 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,668 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,675 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,676 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,681 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,682 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,682 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,682 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,686 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,687 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,687 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,688 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,688 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,689 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,689 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,690 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,690 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,691 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,692 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,692 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,693 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,694 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,735 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,736 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,742 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,746 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,751 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,755 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,757 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,759 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,759 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,765 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,765 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,778 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,778 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,779 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,779 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,779 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,780 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,780 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,791 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,791 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,797 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,797 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,798 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,798 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,799 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,799 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,799 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,800 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,800 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,805 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,808 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,808 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,809 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,809 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,809 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,821 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,821 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,821 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,823 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,823 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,823 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,825 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,825 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,825 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,835 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,835 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,836 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,837 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,837 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,837 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,837 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,839 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,840 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,841 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,841 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,842 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,842 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,842 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,843 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,843 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,844 WARN L278 uchiComplementFKVNwa]: big16 [2021-11-20 07:21:44,846 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,846 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,848 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:44,856 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 74 states and 102 transitions. cyclomatic complexity: 35 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5059 states and 9054 transitions. Complement of second has 672 states 34 powerset states638 rank states. The highest rank that occured is 9 [2021-11-20 07:21:44,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 1 stem states 12 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:44,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:44,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 56 transitions. [2021-11-20 07:21:44,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 56 transitions. Stem has 7 letters. Loop has 20 letters. [2021-11-20 07:21:44,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:44,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 56 transitions. Stem has 27 letters. Loop has 20 letters. [2021-11-20 07:21:44,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:44,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 56 transitions. Stem has 7 letters. Loop has 40 letters. [2021-11-20 07:21:44,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:44,864 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5059 states and 9054 transitions. [2021-11-20 07:21:44,924 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 568 [2021-11-20 07:21:44,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5059 states to 3342 states and 5878 transitions. [2021-11-20 07:21:44,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 110 [2021-11-20 07:21:44,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1507 [2021-11-20 07:21:44,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3342 states and 5878 transitions. [2021-11-20 07:21:44,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:44,970 INFO L681 BuchiCegarLoop]: Abstraction has 3342 states and 5878 transitions. [2021-11-20 07:21:44,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3342 states and 5878 transitions. [2021-11-20 07:21:45,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3342 to 833. [2021-11-20 07:21:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 833 states, 833 states have (on average 1.6230492196878752) internal successors, (1352), 832 states have internal predecessors, (1352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1352 transitions. [2021-11-20 07:21:45,032 INFO L704 BuchiCegarLoop]: Abstraction has 833 states and 1352 transitions. [2021-11-20 07:21:45,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:21:45,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-20 07:21:45,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-11-20 07:21:45,034 INFO L87 Difference]: Start difference. First operand 833 states and 1352 transitions. Second operand has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:45,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:21:45,233 INFO L93 Difference]: Finished difference Result 909 states and 1167 transitions. [2021-11-20 07:21:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-20 07:21:45,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 909 states and 1167 transitions. [2021-11-20 07:21:45,279 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 41 [2021-11-20 07:21:45,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 909 states to 263 states and 355 transitions. [2021-11-20 07:21:45,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2021-11-20 07:21:45,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2021-11-20 07:21:45,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 355 transitions. [2021-11-20 07:21:45,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:45,283 INFO L681 BuchiCegarLoop]: Abstraction has 263 states and 355 transitions. [2021-11-20 07:21:45,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 355 transitions. [2021-11-20 07:21:45,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 188. [2021-11-20 07:21:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 188 states have (on average 1.3829787234042554) internal successors, (260), 187 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 260 transitions. [2021-11-20 07:21:45,289 INFO L704 BuchiCegarLoop]: Abstraction has 188 states and 260 transitions. [2021-11-20 07:21:45,290 INFO L587 BuchiCegarLoop]: Abstraction has 188 states and 260 transitions. [2021-11-20 07:21:45,290 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-11-20 07:21:45,290 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 188 states and 260 transitions. [2021-11-20 07:21:45,291 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 41 [2021-11-20 07:21:45,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:45,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:45,292 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 1, 1] [2021-11-20 07:21:45,293 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [11, 6, 5] [2021-11-20 07:21:45,293 INFO L791 eck$LassoCheckResult]: Stem: 11616#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 11617#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 11625#L15-2 assume !!(main_~c~0#1 > 0); 11664#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11657#L15-2 assume !!(main_~c~0#1 > 0); 11644#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11645#L15-2 assume !!(main_~c~0#1 > 0); 11638#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11639#L15-2 assume !!(main_~c~0#1 > 0); 11646#L15 [2021-11-20 07:21:45,293 INFO L793 eck$LassoCheckResult]: Loop: 11646#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11776#L15-2 assume !!(main_~c~0#1 > 0); 11775#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11774#L15-2 assume !!(main_~c~0#1 > 0); 11771#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11772#L15-2 assume !!(main_~c~0#1 > 0); 11781#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11780#L15-2 assume !!(main_~c~0#1 > 0); 11779#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11778#L15-2 assume !!(main_~c~0#1 > 0); 11777#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11734#L15-2 assume !!(main_~c~0#1 > 0); 11735#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11730#L15-2 assume !!(main_~c~0#1 > 0); 11731#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11726#L15-2 assume !!(main_~c~0#1 > 0); 11727#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11676#L15-2 assume !!(main_~c~0#1 > 0); 11647#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 11677#L15-2 assume !!(main_~c~0#1 > 0); 11678#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 11679#L15-2 assume !!(main_~c~0#1 > 0); 11646#L15 [2021-11-20 07:21:45,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:45,294 INFO L85 PathProgramCache]: Analyzing trace with hash 635458649, now seen corresponding path program 4 times [2021-11-20 07:21:45,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:45,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219690687] [2021-11-20 07:21:45,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:45,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,299 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,303 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:45,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:45,304 INFO L85 PathProgramCache]: Analyzing trace with hash -2033767210, now seen corresponding path program 6 times [2021-11-20 07:21:45,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:45,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839214967] [2021-11-20 07:21:45,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:45,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,314 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,324 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:45,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:45,325 INFO L85 PathProgramCache]: Analyzing trace with hash -872599762, now seen corresponding path program 11 times [2021-11-20 07:21:45,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:45,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919929746] [2021-11-20 07:21:45,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:45,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,337 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:45,349 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:45,598 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:45,598 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:45,598 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:45,598 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:45,598 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:45,598 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,598 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:45,598 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:45,598 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration10_Loop [2021-11-20 07:21:45,599 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:45,599 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:45,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,665 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:45,665 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:45,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:45,669 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:45,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:45,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:45,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 07:21:45,705 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:21:45,705 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_17=1} Honda state: {v_rep~unnamed0~0~true_17=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 07:21:45,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:45,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:45,745 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:45,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:45,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:45,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 07:21:45,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:45,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:45,811 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:45,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:45,813 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:45,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 07:21:45,873 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:45,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-20 07:21:45,876 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:45,876 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:45,876 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:45,876 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:45,876 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:45,876 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,876 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:45,876 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:45,876 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration10_Loop [2021-11-20 07:21:45,876 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:45,876 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:45,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:45,938 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:45,938 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:45,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:45,939 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:45,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 07:21:45,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:45,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:45,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:45,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:45,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:45,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:45,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:45,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:45,952 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:45,954 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:45,954 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:45,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:45,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:45,955 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:45,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 07:21:45,956 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:45,957 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:45,957 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:45,957 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2021-11-20 07:21:45,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:45,981 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:46,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:46,300 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 12 loop predicates [2021-11-20 07:21:46,300 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,305 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 188 states and 260 transitions. Complement of second has 3 states. [2021-11-20 07:21:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:46,307 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 22 letters. [2021-11-20 07:21:46,307 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:46,307 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:46,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:46,664 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:46,665 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 12 loop predicates [2021-11-20 07:21:46,665 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,672 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 188 states and 260 transitions. Complement of second has 3 states. [2021-11-20 07:21:46,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:46,678 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 22 letters. [2021-11-20 07:21:46,678 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:46,678 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:46,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:46,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:21:46,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:46,972 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:46,972 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 12 loop predicates [2021-11-20 07:21:46,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,984 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 237 states and 310 transitions. Complement of second has 4 states. [2021-11-20 07:21:46,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2021-11-20 07:21:46,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 9 letters. Loop has 22 letters. [2021-11-20 07:21:46,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:46,986 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:46,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:47,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:47,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:47,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:21:47,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:47,304 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 12 loop predicates [2021-11-20 07:21:47,304 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:47,342 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 188 states and 260 transitions. cyclomatic complexity: 83. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 284 states and 359 transitions. Complement of second has 10 states. [2021-11-20 07:21:47,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:47,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-11-20 07:21:47,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 9 letters. Loop has 22 letters. [2021-11-20 07:21:47,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:47,345 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:47,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:47,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:47,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:47,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-20 07:21:47,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:47,658 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 12 loop predicates [2021-11-20 07:21:47,659 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:47,720 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,724 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,728 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,736 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,738 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,784 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,843 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,844 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,844 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,845 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,845 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,846 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,901 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,902 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,904 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,906 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,907 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,907 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,963 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,964 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,965 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,966 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,966 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,966 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,966 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,967 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,967 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,967 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,969 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,969 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,969 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,969 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,971 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,973 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,973 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,973 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:47,973 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,044 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,047 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,047 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,047 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,047 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,048 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,048 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,048 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,048 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,055 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,055 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:48,074 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 188 states and 260 transitions. cyclomatic complexity: 83 Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 3353 states and 5537 transitions. Complement of second has 245 states 28 powerset states217 rank states. The highest rank that occured is 7 [2021-11-20 07:21:48,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 1 stem states 13 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 13 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 66 transitions. [2021-11-20 07:21:48,077 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 9 letters. Loop has 22 letters. [2021-11-20 07:21:48,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:48,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 31 letters. Loop has 22 letters. [2021-11-20 07:21:48,080 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:48,080 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 66 transitions. Stem has 9 letters. Loop has 44 letters. [2021-11-20 07:21:48,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:48,088 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3353 states and 5537 transitions. [2021-11-20 07:21:48,127 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 67 [2021-11-20 07:21:48,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3353 states to 2227 states and 3708 transitions. [2021-11-20 07:21:48,151 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-11-20 07:21:48,153 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 508 [2021-11-20 07:21:48,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2227 states and 3708 transitions. [2021-11-20 07:21:48,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:48,153 INFO L681 BuchiCegarLoop]: Abstraction has 2227 states and 3708 transitions. [2021-11-20 07:21:48,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states and 3708 transitions. [2021-11-20 07:21:48,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 600. [2021-11-20 07:21:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 600 states, 600 states have (on average 1.4616666666666667) internal successors, (877), 599 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:48,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 877 transitions. [2021-11-20 07:21:48,200 INFO L704 BuchiCegarLoop]: Abstraction has 600 states and 877 transitions. [2021-11-20 07:21:48,200 INFO L587 BuchiCegarLoop]: Abstraction has 600 states and 877 transitions. [2021-11-20 07:21:48,200 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-11-20 07:21:48,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 600 states and 877 transitions. [2021-11-20 07:21:48,204 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57 [2021-11-20 07:21:48,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:48,204 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:48,206 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 1, 1] [2021-11-20 07:21:48,206 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [15, 8, 7] [2021-11-20 07:21:48,206 INFO L791 eck$LassoCheckResult]: Stem: 16866#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 16867#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 16938#L15-2 assume !!(main_~c~0#1 > 0); 17150#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 16928#L15-2 assume !!(main_~c~0#1 > 0); 17088#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 16923#L15-2 assume !!(main_~c~0#1 > 0); 17085#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17084#L15-2 assume !!(main_~c~0#1 > 0); 16875#L15 [2021-11-20 07:21:48,206 INFO L793 eck$LassoCheckResult]: Loop: 16875#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 16876#L15-2 assume !!(main_~c~0#1 > 0); 17292#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17291#L15-2 assume !!(main_~c~0#1 > 0); 17290#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17289#L15-2 assume !!(main_~c~0#1 > 0); 17288#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17287#L15-2 assume !!(main_~c~0#1 > 0); 17284#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17285#L15-2 assume !!(main_~c~0#1 > 0); 17281#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17280#L15-2 assume !!(main_~c~0#1 > 0); 17278#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17244#L15-2 assume !!(main_~c~0#1 > 0); 17172#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17171#L15-2 assume !!(main_~c~0#1 > 0); 17169#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17170#L15-2 assume !!(main_~c~0#1 > 0); 17307#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17312#L15-2 assume !!(main_~c~0#1 > 0); 17112#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 17113#L15-2 assume !!(main_~c~0#1 > 0); 17109#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17108#L15-2 assume !!(main_~c~0#1 > 0); 17096#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 16896#L15-2 assume !!(main_~c~0#1 > 0); 16904#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 17083#L15-2 assume !!(main_~c~0#1 > 0); 16948#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 16903#L15-2 assume !!(main_~c~0#1 > 0); 16875#L15 [2021-11-20 07:21:48,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:48,207 INFO L85 PathProgramCache]: Analyzing trace with hash 635458649, now seen corresponding path program 5 times [2021-11-20 07:21:48,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:48,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590119997] [2021-11-20 07:21:48,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:48,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,215 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,221 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:48,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:48,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1808528442, now seen corresponding path program 7 times [2021-11-20 07:21:48,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:48,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338711413] [2021-11-20 07:21:48,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:48,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,234 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,256 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:48,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:48,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1009895906, now seen corresponding path program 12 times [2021-11-20 07:21:48,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:48,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879056373] [2021-11-20 07:21:48,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:48,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,276 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:48,302 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:48,719 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:48,719 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:48,719 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:48,720 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:48,720 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:48,720 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:48,720 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:48,720 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:48,720 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration11_Loop [2021-11-20 07:21:48,720 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:48,721 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:48,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:48,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:48,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:48,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:48,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:48,786 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:48,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:48,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:48,789 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:48,794 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:48,794 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:48,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 07:21:48,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:48,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:48,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:48,854 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:48,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:48,856 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:48,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 07:21:49,842 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:49,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:49,845 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:49,845 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:49,845 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:49,845 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:49,845 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:49,845 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:49,845 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:49,845 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:49,845 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration11_Loop [2021-11-20 07:21:49,845 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:49,845 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:49,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:49,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:49,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:49,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:49,904 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:49,904 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:49,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:49,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:49,905 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:49,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 07:21:49,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:49,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:49,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:49,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:49,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:49,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:49,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:49,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:49,930 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:49,932 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:49,932 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:49,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:49,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:49,933 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:49,935 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:49,935 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:49,935 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:49,935 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~0#1) = 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2021-11-20 07:21:49,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 07:21:49,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:49,957 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:49,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:49,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:49,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:50,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 07:21:50,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 70 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:50,396 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-11-20 07:21:50,397 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:50,406 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 600 states and 877 transitions. Complement of second has 3 states. [2021-11-20 07:21:50,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:50,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 30 letters. [2021-11-20 07:21:50,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:50,408 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:50,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:50,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:50,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:50,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 07:21:50,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:50,830 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 70 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:50,831 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 16 loop predicates [2021-11-20 07:21:50,831 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:50,842 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 600 states and 877 transitions. Complement of second has 3 states. [2021-11-20 07:21:50,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:50,844 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 30 letters. [2021-11-20 07:21:50,844 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:50,844 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:50,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:50,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:50,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:50,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:50,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 07:21:50,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:51,304 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 70 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:51,305 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-11-20 07:21:51,305 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:51,317 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 750 states and 1027 transitions. Complement of second has 4 states. [2021-11-20 07:21:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2021-11-20 07:21:51,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 9 letters. Loop has 30 letters. [2021-11-20 07:21:51,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:51,319 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:51,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:51,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:51,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:51,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 07:21:51,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 70 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:51,761 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 16 loop predicates [2021-11-20 07:21:51,761 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:51,803 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 600 states and 877 transitions. cyclomatic complexity: 302. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 903 states and 1187 transitions. Complement of second has 10 states. [2021-11-20 07:21:51,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:51,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:51,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-11-20 07:21:51,805 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 9 letters. Loop has 30 letters. [2021-11-20 07:21:51,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:51,805 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:51,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:51,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:51,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:51,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 07:21:51,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 70 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:21:52,217 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-11-20 07:21:52,218 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:52,322 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,323 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,324 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,324 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,325 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,327 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,327 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,327 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,328 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,328 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,330 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,331 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,331 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,332 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,332 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,333 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,333 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,333 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,335 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,337 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,342 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,342 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,344 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,344 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,345 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,345 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,346 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,346 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,347 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,347 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,348 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,349 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,349 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,410 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,411 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,412 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,413 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,413 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,414 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,416 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,417 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,418 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,418 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,420 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,420 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,421 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,429 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,486 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,489 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,489 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,490 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,490 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,490 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,491 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,491 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,497 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,497 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,497 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,500 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,500 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,502 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,502 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,502 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,560 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,560 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,561 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,561 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,561 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,562 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,562 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,563 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,563 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,563 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,564 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,564 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,575 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,646 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,646 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,647 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,647 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,648 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,649 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,649 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,649 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,649 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,649 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,656 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,656 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,658 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,658 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,659 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,659 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,671 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,671 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,671 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,673 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,674 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,676 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,680 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,680 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,681 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,681 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,681 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,681 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,682 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,682 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,683 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,783 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,784 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,799 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,799 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,799 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,801 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,801 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,801 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,801 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,804 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,804 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,805 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,806 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,806 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,806 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,806 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,892 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,892 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,895 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,895 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,895 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,895 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,898 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,898 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,898 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,898 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,901 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,901 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,902 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,902 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,902 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,902 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,904 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,904 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,909 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,909 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,909 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,909 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,912 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,912 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,912 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,913 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,913 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,914 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,914 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,915 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,915 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,915 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:52,915 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,032 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,032 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,033 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,034 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,034 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,034 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,034 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,034 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,035 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,036 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,037 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,037 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,037 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,037 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,038 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,038 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,038 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,040 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,040 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,040 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,042 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,042 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,042 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,044 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,044 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,048 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,049 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,049 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,049 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,050 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,051 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,052 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,052 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,052 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,052 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,053 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,054 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:53,081 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 600 states and 877 transitions. cyclomatic complexity: 302 Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 11747 states and 20115 transitions. Complement of second has 313 states 36 powerset states277 rank states. The highest rank that occured is 7 [2021-11-20 07:21:53,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 1 stem states 17 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:53,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 86 transitions. [2021-11-20 07:21:53,082 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 86 transitions. Stem has 9 letters. Loop has 30 letters. [2021-11-20 07:21:53,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:53,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 86 transitions. Stem has 39 letters. Loop has 30 letters. [2021-11-20 07:21:53,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:53,089 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 86 transitions. Stem has 9 letters. Loop has 60 letters. [2021-11-20 07:21:53,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:53,100 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11747 states and 20115 transitions. [2021-11-20 07:21:53,206 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 89 [2021-11-20 07:21:53,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11747 states to 6821 states and 12204 transitions. [2021-11-20 07:21:53,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-11-20 07:21:53,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 987 [2021-11-20 07:21:53,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6821 states and 12204 transitions. [2021-11-20 07:21:53,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:21:53,277 INFO L681 BuchiCegarLoop]: Abstraction has 6821 states and 12204 transitions. [2021-11-20 07:21:53,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6821 states and 12204 transitions. [2021-11-20 07:21:53,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6821 to 1560. [2021-11-20 07:21:53,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1560 states have (on average 1.6262820512820513) internal successors, (2537), 1559 states have internal predecessors, (2537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:53,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2537 transitions. [2021-11-20 07:21:53,368 INFO L704 BuchiCegarLoop]: Abstraction has 1560 states and 2537 transitions. [2021-11-20 07:21:53,368 INFO L587 BuchiCegarLoop]: Abstraction has 1560 states and 2537 transitions. [2021-11-20 07:21:53,368 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-11-20 07:21:53,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1560 states and 2537 transitions. [2021-11-20 07:21:53,376 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73 [2021-11-20 07:21:53,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:21:53,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:21:53,377 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 1, 1] [2021-11-20 07:21:53,377 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [19, 10, 9] [2021-11-20 07:21:53,378 INFO L791 eck$LassoCheckResult]: Stem: 33090#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 33091#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~c~0#1, main_~n~0#1;havoc main_~c~0#1;havoc main_~n~0#1;main_~c~0#1 := 1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 33111#L15-2 assume !!(main_~c~0#1 > 0); 33604#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33182#L15-2 assume !!(main_~c~0#1 > 0); 33140#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33132#L15-2 assume !!(main_~c~0#1 > 0); 33131#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33130#L15-2 assume !!(main_~c~0#1 > 0); 33107#L15 [2021-11-20 07:21:53,379 INFO L793 eck$LassoCheckResult]: Loop: 33107#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 33108#L15-2 assume !!(main_~c~0#1 > 0); 34202#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34201#L15-2 assume !!(main_~c~0#1 > 0); 34200#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 34199#L15-2 assume !!(main_~c~0#1 > 0); 34198#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34197#L15-2 assume !!(main_~c~0#1 > 0); 34194#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 34195#L15-2 assume !!(main_~c~0#1 > 0); 34178#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34177#L15-2 assume !!(main_~c~0#1 > 0); 34176#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 34111#L15-2 assume !!(main_~c~0#1 > 0); 34175#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34174#L15-2 assume !!(main_~c~0#1 > 0); 34172#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 34106#L15-2 assume !!(main_~c~0#1 > 0); 34169#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34168#L15-2 assume !!(main_~c~0#1 > 0); 34166#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33927#L15-2 assume !!(main_~c~0#1 > 0); 34116#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 34115#L15-2 assume !!(main_~c~0#1 > 0); 34077#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 34023#L15-2 assume !!(main_~c~0#1 > 0); 34223#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 33757#L15-2 assume !!(main_~c~0#1 > 0); 33628#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33629#L15-2 assume !!(main_~c~0#1 > 0); 33624#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 33625#L15-2 assume !!(main_~c~0#1 > 0); 33606#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33139#L15-2 assume !!(main_~c~0#1 > 0); 33127#L15 assume main_~n~0#1 > 100;main_~n~0#1 := main_~n~0#1 - 10;main_~c~0#1 := main_~c~0#1 - 1; 33129#L15-2 assume !!(main_~c~0#1 > 0); 33128#L15 assume !(main_~n~0#1 > 100);main_~n~0#1 := 11 + main_~n~0#1;main_~c~0#1 := 1 + main_~c~0#1; 33126#L15-2 assume !!(main_~c~0#1 > 0); 33107#L15 [2021-11-20 07:21:53,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:53,380 INFO L85 PathProgramCache]: Analyzing trace with hash 635458649, now seen corresponding path program 6 times [2021-11-20 07:21:53,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:53,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116020918] [2021-11-20 07:21:53,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:53,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,387 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,391 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:53,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:53,393 INFO L85 PathProgramCache]: Analyzing trace with hash -838141258, now seen corresponding path program 8 times [2021-11-20 07:21:53,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:53,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151502031] [2021-11-20 07:21:53,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:53,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,407 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,431 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:53,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:53,432 INFO L85 PathProgramCache]: Analyzing trace with hash -178172658, now seen corresponding path program 13 times [2021-11-20 07:21:53,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:21:53,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182294898] [2021-11-20 07:21:53,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:21:53,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:21:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,470 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:21:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:21:53,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:21:54,081 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:54,081 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:54,081 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:54,082 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:54,082 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:21:54,082 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,082 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:54,082 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:54,082 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration12_Loop [2021-11-20 07:21:54,082 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:54,082 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:54,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,147 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:54,147 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:21:54,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:54,153 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:54,155 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:21:54,155 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:54,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 07:21:54,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:54,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:54,219 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:54,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:21:54,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:21:54,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 07:21:54,297 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:21:54,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:54,299 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:21:54,299 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:21:54,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:21:54,300 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:21:54,300 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:21:54,300 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:21:54,300 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:21:54,300 INFO L133 ssoRankerPreferences]: Filename of dumped script: McCarthy91_Iteration.c_Iteration12_Loop [2021-11-20 07:21:54,300 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:21:54,300 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:21:54,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:21:54,352 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:21:54,352 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:21:54,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:54,354 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:54,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 07:21:54,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:21:54,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:21:54,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:21:54,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:21:54,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:21:54,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:21:54,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:21:54,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:21:54,366 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:21:54,384 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:21:54,385 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:21:54,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:21:54,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:21:54,386 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:21:54,388 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:21:54,388 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:21:54,388 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:21:54,388 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~c~0#1) = 1*ULTIMATE.start_main_~c~0#1 Supporting invariants [] [2021-11-20 07:21:54,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 07:21:54,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:54,418 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 07:21:54,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:54,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:54,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:54,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 07:21:54,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:54,783 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 133 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-20 07:21:54,784 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2021-11-20 07:21:54,784 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:54,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1560 states and 2537 transitions. Complement of second has 3 states. [2021-11-20 07:21:54,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:54,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:54,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 38 letters. [2021-11-20 07:21:54,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:54,798 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:54,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:54,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:54,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:54,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 07:21:54,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:54,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 133 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-20 07:21:55,136 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2021-11-20 07:21:55,136 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,146 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1560 states and 2537 transitions. Complement of second has 3 states. [2021-11-20 07:21:55,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2021-11-20 07:21:55,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 9 letters. Loop has 38 letters. [2021-11-20 07:21:55,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:55,148 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:55,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 133 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-20 07:21:55,464 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2021-11-20 07:21:55,464 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,486 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1960 states and 2949 transitions. Complement of second has 4 states. [2021-11-20 07:21:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2021-11-20 07:21:55,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 9 letters. Loop has 38 letters. [2021-11-20 07:21:55,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:55,494 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:55,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 133 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-20 07:21:55,859 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2021-11-20 07:21:55,859 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,881 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1960 states and 2949 transitions. Complement of second has 4 states. [2021-11-20 07:21:55,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2021-11-20 07:21:55,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 9 letters. Loop has 38 letters. [2021-11-20 07:21:55,883 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:55,883 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-11-20 07:21:55,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:21:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:21:55,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 07:21:55,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:21:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 133 proven. 89 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-20 07:21:56,173 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2021-11-20 07:21:56,174 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:56,385 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,386 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,386 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,387 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,387 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,387 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,388 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,388 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,388 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,410 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,410 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,411 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,411 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,412 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,412 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,412 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,413 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,413 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,414 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,414 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,414 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,415 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,416 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,416 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,417 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,417 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,417 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,418 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,419 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,420 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,421 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,421 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,421 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,423 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,425 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,431 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,431 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,431 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,431 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,431 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,433 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,433 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,433 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,436 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,436 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,436 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,439 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,439 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,439 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,484 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,484 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,485 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,485 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,485 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,486 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,486 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,488 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,489 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,489 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,489 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,490 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,490 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,491 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,491 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,491 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,495 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,496 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,496 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,496 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,497 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,498 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,499 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,500 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,500 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,500 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,501 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,502 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,502 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,503 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,504 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,504 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,504 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,504 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,504 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,505 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,506 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,506 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,506 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,507 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,507 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,507 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,508 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,508 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,509 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,509 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,509 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,510 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,510 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,510 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,511 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,511 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,512 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,512 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,512 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,513 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,513 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,513 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,514 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,514 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,515 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,515 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,515 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,517 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,517 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,564 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,566 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,567 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,567 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,567 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,567 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,571 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,574 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,575 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,576 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,576 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,576 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,576 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,576 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,577 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,578 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,578 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,578 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,580 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,581 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,581 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,581 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,583 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,584 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,584 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,584 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,585 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,585 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,585 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,585 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,586 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,587 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,587 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,587 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,588 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,588 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,588 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,588 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,589 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,590 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,590 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,590 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,591 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,591 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,591 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,591 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,592 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,593 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,593 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,593 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,594 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,594 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,594 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,594 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,595 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,597 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,597 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,597 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,716 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,717 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,719 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,720 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,720 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,721 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,721 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,721 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,724 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,727 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,727 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,727 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,727 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,728 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,729 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,729 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,730 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,730 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,730 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,731 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,731 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,733 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,733 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,733 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,735 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,735 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,736 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,736 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,736 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,737 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,739 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,739 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,739 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,739 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,740 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,740 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,740 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,740 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,740 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,741 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,741 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,743 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,743 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,744 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,744 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,744 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,744 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,745 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,746 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,747 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,748 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,748 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,748 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,748 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,749 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,749 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,750 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,750 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,750 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,750 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,750 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,751 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,751 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,752 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,752 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,754 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,754 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,754 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,754 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,755 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,755 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,755 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,755 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,756 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,758 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,759 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,759 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,760 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,760 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,760 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,760 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,761 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,761 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,761 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,761 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,761 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,763 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,763 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,764 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,764 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,764 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,765 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,765 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,765 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,766 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,766 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,766 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,766 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,767 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,767 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,768 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,770 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,770 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,775 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,776 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,776 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,776 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,776 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,776 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,777 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,780 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,782 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,782 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,782 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,782 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,784 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,784 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,796 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,798 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,799 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,800 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,802 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,803 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,804 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,807 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,808 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,808 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,808 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,809 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,812 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,812 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,814 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,814 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,814 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,815 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,817 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,822 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,822 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,823 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,823 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,826 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,827 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,828 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,828 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,828 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,829 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,832 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,832 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,833 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,834 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,834 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,835 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,840 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,840 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,841 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,841 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,846 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,852 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,855 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,855 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,856 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,856 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,858 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,859 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,859 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,860 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,861 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,862 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,862 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,863 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,865 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,865 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,866 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,867 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,868 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,869 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,869 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,870 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,871 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,872 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,872 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,876 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,876 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,877 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,878 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,879 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,882 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,883 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,883 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,884 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,884 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,886 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,887 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,888 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,888 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,889 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,889 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,890 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,897 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,898 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,899 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,900 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,903 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,904 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,905 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,908 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,910 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,911 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,913 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,914 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,915 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,916 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,916 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,916 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,974 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,975 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,975 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,975 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,976 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,977 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,977 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,977 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,978 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,978 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,979 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,979 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,980 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,980 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,981 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,981 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,982 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,984 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,985 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,986 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,986 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,986 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,986 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,987 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,987 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,988 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,989 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,989 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,991 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,993 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,993 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,993 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,994 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,994 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,994 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,994 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,996 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,996 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,996 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,997 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,997 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,998 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,998 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:56,998 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,001 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,001 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,001 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,001 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,002 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,003 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,003 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,004 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,004 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,005 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,005 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,005 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,005 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,007 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,007 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,007 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,008 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,008 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,008 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,009 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,009 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,093 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,094 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,095 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,097 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,097 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,098 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,098 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,099 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,100 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,100 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,100 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,100 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,101 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,102 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,102 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,103 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,103 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,103 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,103 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,103 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,105 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,105 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,105 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,106 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,106 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,106 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,106 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,107 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,107 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,110 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,110 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,111 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,111 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,112 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,112 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,112 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,113 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,113 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,113 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,114 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,116 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,116 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,116 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,116 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,118 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,118 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,118 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,119 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,119 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,119 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,119 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,119 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,121 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,121 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,121 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,122 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,122 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,122 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,122 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,122 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,227 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,230 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,232 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,233 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,233 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,233 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,234 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,234 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,235 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,235 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,237 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,238 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,238 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,239 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,239 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,239 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,240 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,241 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,241 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,241 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,242 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,242 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,243 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,243 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,245 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,247 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,247 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,247 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,248 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,248 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,249 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,249 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,249 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,250 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,335 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,339 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,341 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,341 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,343 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,345 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,345 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,346 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,346 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,347 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,347 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,348 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,348 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,350 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,350 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,350 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,351 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,352 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,352 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,353 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,353 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,358 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,360 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,361 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,363 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,363 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,367 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,368 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,370 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,371 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,374 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,375 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,377 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,378 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,384 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,385 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,420 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,423 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,426 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,427 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,432 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,432 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,435 WARN L278 uchiComplementFKVNwa]: big8 [2021-11-20 07:21:57,682 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 1560 states and 2537 transitions. cyclomatic complexity: 1030 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35415 states and 67298 transitions. Complement of second has 141 states 11 powerset states130 rank states. The highest rank that occured is 7 [2021-11-20 07:21:57,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2021-11-20 07:21:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:21:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 30 transitions. [2021-11-20 07:21:57,684 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 9 letters. Loop has 38 letters. [2021-11-20 07:21:57,694 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:57,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 47 letters. Loop has 38 letters. [2021-11-20 07:21:57,706 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:57,706 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 9 letters. Loop has 76 letters. [2021-11-20 07:21:57,764 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:21:57,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35415 states and 67298 transitions. [2021-11-20 07:21:58,050 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 07:21:58,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35415 states to 0 states and 0 transitions. [2021-11-20 07:21:58,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 07:21:58,050 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 07:21:58,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 07:21:58,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:21:58,051 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:21:58,051 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:21:58,051 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:21:58,051 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-11-20 07:21:58,051 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-20 07:21:58,051 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 07:21:58,052 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 07:21:58,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:21:58 BoogieIcfgContainer [2021-11-20 07:21:58,059 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 07:21:58,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:21:58,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:21:58,060 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:21:58,060 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:21:33" (3/4) ... [2021-11-20 07:21:58,064 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 07:21:58,064 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:21:58,065 INFO L158 Benchmark]: Toolchain (without parser) took 24918.85ms. Allocated memory was 94.4MB in the beginning and 276.8MB in the end (delta: 182.5MB). Free memory was 56.3MB in the beginning and 87.1MB in the end (delta: -30.8MB). Peak memory consumption was 151.2MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,065 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:21:58,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.95ms. Allocated memory is still 94.4MB. Free memory was 56.1MB in the beginning and 71.7MB in the end (delta: -15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.11ms. Allocated memory is still 94.4MB. Free memory was 71.7MB in the beginning and 70.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:21:58,067 INFO L158 Benchmark]: Boogie Preprocessor took 19.41ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.3MB in the end (delta: 875.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,067 INFO L158 Benchmark]: RCFGBuilder took 268.66ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 61.4MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,068 INFO L158 Benchmark]: BuchiAutomizer took 24315.09ms. Allocated memory was 94.4MB in the beginning and 276.8MB in the end (delta: 182.5MB). Free memory was 61.2MB in the beginning and 88.2MB in the end (delta: -26.9MB). Peak memory consumption was 157.6MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,068 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 276.8MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:21:58,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 94.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.95ms. Allocated memory is still 94.4MB. Free memory was 56.1MB in the beginning and 71.7MB in the end (delta: -15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.11ms. Allocated memory is still 94.4MB. Free memory was 71.7MB in the beginning and 70.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.41ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 69.3MB in the end (delta: 875.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 268.66ms. Allocated memory is still 94.4MB. Free memory was 69.3MB in the beginning and 61.4MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 24315.09ms. Allocated memory was 94.4MB in the beginning and 276.8MB in the end (delta: 182.5MB). Free memory was 61.2MB in the beginning and 88.2MB in the end (delta: -26.9MB). Peak memory consumption was 157.6MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 276.8MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 16 terminating modules (5 trivial, 3 deterministic, 8 nondeterministic). One deterministic module has affine ranking function 211 + -2 * n and consists of 4 locations. One deterministic module has affine ranking function 211 + -2 * n and consists of 3 locations. One deterministic module has affine ranking function -2 * n + 201 and consists of 4 locations. One nondeterministic module has affine ranking function 211 + -2 * n and consists of 3 locations. One nondeterministic module has affine ranking function c and consists of 3 locations. One nondeterministic module has affine ranking function -2 * n + 221 and consists of 4 locations. One nondeterministic module has affine ranking function n and consists of 7 locations. One nondeterministic module has affine ranking function n and consists of 14 locations. One nondeterministic module has affine ranking function n and consists of 15 locations. One nondeterministic module has affine ranking function n and consists of 19 locations. One nondeterministic module has affine ranking function c and consists of 8 locations. 5 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 24.2s and 13 iterations. TraceHistogramMax:19. Analysis of lassos took 9.7s. Construction of modules took 0.5s. Büchi inclusion checks took 12.8s. Highest rank in rank-based complementation 9. Minimization of det autom 1. Minimization of nondet autom 15. Automata minimization 0.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 9813 StatesRemovedByMinimization, 13 NontrivialMinimizations. Non-live state removal took 0.7s Buchi closure took 0.0s. Biggest automaton had 1560 states and ocurred in iteration 11. Nontrivial modules had stage [2, 1, 3, 0, 5]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 419/762 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 335 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 277 mSDsluCounter, 332 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 113 mSDsCounter, 204 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 482 IncrementalHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 204 mSolverCounterUnsat, 219 mSDtfsCounter, 482 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT7 conc0 concLT3 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax159 hnf97 lsp37 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq151 hnf94 smp98 dnf100 smp100 tf112 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 53ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 11 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-20 07:21:58,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:58,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-20 07:21:58,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e07c73e4-2b0e-491f-8bb6-bf893bfa14d1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE