./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/gcnr2008.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/gcnr2008.i -s /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer --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 32bit --witnessprinter.graph.data.programhash 153d29cc59a928b964d34eac87caede5c68a6fb0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:38,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:38,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:38,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:38,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:38,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:38,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:38,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:38,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:38,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:38,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:38,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:38,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:38,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:38,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:38,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:38,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:38,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:38,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:38,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:38,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:38,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:38,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:38,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:38,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:38,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:38,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:38,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:38,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:38,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:38,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:38,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:38,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:38,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:38,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:38,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:38,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:38,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:38,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:38,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:38,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:38,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 09:01:38,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:38,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:38,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:38,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:38,715 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:38,715 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:01:38,715 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:01:38,716 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:01:38,716 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:01:38,716 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:01:38,716 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:01:38,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:38,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:38,717 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:38,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:38,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:38,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:38,719 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:01:38,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:38,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:01:38,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:38,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:38,720 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:01:38,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:38,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:38,721 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:01:38,721 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:01:38,722 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153d29cc59a928b964d34eac87caede5c68a6fb0 [2019-10-22 09:01:38,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:38,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:38,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:38,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:38,763 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:38,764 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/../../sv-benchmarks/c/loop-lit/gcnr2008.i [2019-10-22 09:01:38,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/data/c712cb07b/0df0b662a7a447e4a937cce53e6da8eb/FLAG6a1163e96 [2019-10-22 09:01:39,231 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:39,232 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/sv-benchmarks/c/loop-lit/gcnr2008.i [2019-10-22 09:01:39,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/data/c712cb07b/0df0b662a7a447e4a937cce53e6da8eb/FLAG6a1163e96 [2019-10-22 09:01:39,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/data/c712cb07b/0df0b662a7a447e4a937cce53e6da8eb [2019-10-22 09:01:39,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:39,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:39,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:39,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:39,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:39,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552d8c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39, skipping insertion in model container [2019-10-22 09:01:39,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,280 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:39,297 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:39,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:39,502 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:39,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:39,608 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:39,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39 WrapperNode [2019-10-22 09:01:39,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:39,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:39,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:39,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:39,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:39,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:39,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:39,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:39,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... [2019-10-22 09:01:39,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:39,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:39,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:39,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:39,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:40,021 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:40,022 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:01:40,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:40 BoogieIcfgContainer [2019-10-22 09:01:40,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:40,029 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:01:40,029 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:01:40,039 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:01:40,040 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:40,040 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:01:39" (1/3) ... [2019-10-22 09:01:40,041 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@149407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:01:40, skipping insertion in model container [2019-10-22 09:01:40,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:40,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:39" (2/3) ... [2019-10-22 09:01:40,041 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@149407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:01:40, skipping insertion in model container [2019-10-22 09:01:40,042 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:40,042 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:40" (3/3) ... [2019-10-22 09:01:40,043 INFO L371 chiAutomizerObserver]: Analyzing ICFG gcnr2008.i [2019-10-22 09:01:40,085 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:01:40,085 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:01:40,085 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:01:40,085 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:40,086 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:40,086 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:01:40,086 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:40,086 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:01:40,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-10-22 09:01:40,119 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-10-22 09:01:40,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:01:40,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:01:40,128 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:01:40,128 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-10-22 09:01:40,128 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:01:40,128 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-10-22 09:01:40,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-10-22 09:01:40,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:01:40,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:01:40,130 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:01:40,130 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-10-22 09:01:40,136 INFO L791 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 10#L13-2true [2019-10-22 09:01:40,137 INFO L793 eck$LassoCheckResult]: Loop: 10#L13-2true assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 15#L14true assume 0 != main_#t~nondet2;havoc main_#t~nondet2;main_~x~0 := 1 + main_~x~0;main_~y~0 := 100 + main_~y~0; 7#L22-2true main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 10#L13-2true [2019-10-22 09:01:40,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:40,142 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 09:01:40,149 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:40,149 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051154492] [2019-10-22 09:01:40,150 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,150 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,230 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:40,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:40,232 INFO L82 PathProgramCache]: Analyzing trace with hash 39837, now seen corresponding path program 1 times [2019-10-22 09:01:40,232 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:40,232 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143331629] [2019-10-22 09:01:40,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,232 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,232 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,252 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:40,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:40,254 INFO L82 PathProgramCache]: Analyzing trace with hash 963358, now seen corresponding path program 1 times [2019-10-22 09:01:40,254 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:40,254 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303367126] [2019-10-22 09:01:40,255 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,255 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:40,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:40,285 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:40,377 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:40,378 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:40,379 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:40,379 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:40,379 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:01:40,380 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:40,380 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:40,380 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:40,380 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-10-22 09:01:40,380 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:40,380 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:40,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,544 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:40,545 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:40,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:40,660 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:40,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:01:40,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:01:40,695 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:01:40,697 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:40,697 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:40,697 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:40,697 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:40,698 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:01:40,698 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:40,698 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:40,698 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:40,698 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-10-22 09:01:40,698 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:40,698 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:40,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:40,809 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:40,815 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:01:40,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:40,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:40,819 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:40,819 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:40,819 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:40,820 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:40,822 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:40,823 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:40,832 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 09:01:40,839 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-10-22 09:01:40,839 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-10-22 09:01:40,841 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 09:01:40,842 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-10-22 09:01:40,842 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 09:01:40,843 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0) = -1*ULTIMATE.start_main_~y~0 + 10049 Supporting invariants [] [2019-10-22 09:01:40,846 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-10-22 09:01:40,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:40,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 09:01:40,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:01:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:40,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-22 09:01:40,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:01:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:40,958 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 [2019-10-22 09:01:40,959 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 4 states. [2019-10-22 09:01:41,035 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 4 states. Result 67 states and 87 transitions. Complement of second has 8 states. [2019-10-22 09:01:41,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-10-22 09:01:41,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-10-22 09:01:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2019-10-22 09:01:41,040 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 3 letters. [2019-10-22 09:01:41,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:41,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 3 letters. [2019-10-22 09:01:41,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:41,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 6 letters. [2019-10-22 09:01:41,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:41,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 87 transitions. [2019-10-22 09:01:41,048 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-10-22 09:01:41,053 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 24 states and 35 transitions. [2019-10-22 09:01:41,054 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2019-10-22 09:01:41,055 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2019-10-22 09:01:41,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 35 transitions. [2019-10-22 09:01:41,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-10-22 09:01:41,056 INFO L688 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2019-10-22 09:01:41,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 35 transitions. [2019-10-22 09:01:41,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2019-10-22 09:01:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-10-22 09:01:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 32 transitions. [2019-10-22 09:01:41,086 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-10-22 09:01:41,087 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-10-22 09:01:41,087 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 09:01:41,087 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 32 transitions. [2019-10-22 09:01:41,088 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-10-22 09:01:41,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:01:41,088 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:01:41,088 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 09:01:41,089 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-10-22 09:01:41,089 INFO L791 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-10-22 09:01:41,089 INFO L793 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-10-22 09:01:41,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:41,089 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 09:01:41,090 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:41,090 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508814973] [2019-10-22 09:01:41,090 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,090 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,099 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:41,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:41,100 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 1 times [2019-10-22 09:01:41,100 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:41,100 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924633811] [2019-10-22 09:01:41,100 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,101 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,101 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,112 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:41,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:41,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 1 times [2019-10-22 09:01:41,113 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:41,113 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721307502] [2019-10-22 09:01:41,113 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,113 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:41,114 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:41,133 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:41,178 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:41,178 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:41,178 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:41,178 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:41,178 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:01:41,178 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:41,179 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:41,179 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:41,179 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-10-22 09:01:41,179 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:41,179 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:41,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:41,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:41,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:41,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:41,296 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:41,296 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:41,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:41,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:01:41,311 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:01:41,311 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:01:41,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:41,319 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:01:41,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:01:41,335 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:42,464 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:01:42,465 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Honda state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10, ULTIMATE.start_main_~x~0=5120, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=-14336, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=9216, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:42,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:42,490 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:01:42,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:01:42,499 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:42,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:42,507 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:01:42,510 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:01:42,510 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-10-22 09:01:42,545 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:42,545 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:42,545 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:42,545 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:42,545 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:01:42,545 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:42,545 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:42,545 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:42,546 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-10-22 09:01:42,546 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:42,546 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:42,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:42,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:42,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:42,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:42,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:42,698 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:42,698 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:42,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:01:42,721 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:01:42,739 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:01:42,739 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:54,785 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-10-22 09:01:54,788 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:54,788 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:54,788 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:54,789 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:54,789 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:01:54,789 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:54,789 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:54,789 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:54,789 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-10-22 09:01:54,789 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:54,790 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:54,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:54,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:54,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:54,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:54,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:54,929 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:54,929 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:01:54,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:54,930 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:54,930 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:54,931 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:54,931 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:54,941 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-10-22 09:01:54,941 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:01:55,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,194 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,194 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,194 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,194 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,195 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:55,195 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:55,195 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,199 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,200 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,200 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,201 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,201 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:55,201 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:55,201 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,203 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,203 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,203 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,204 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,204 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:55,209 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:55,209 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,210 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,211 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,211 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,211 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,211 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,211 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:55,211 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:55,212 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,217 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:01:55,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,218 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,218 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,218 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,219 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,229 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-10-22 09:01:55,229 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:01:55,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,342 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,342 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,342 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,342 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,342 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,343 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:55,343 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,348 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,348 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,349 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,349 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,349 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,349 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,349 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,350 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,351 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,351 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,351 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,351 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,351 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,351 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,362 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,362 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,362 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,362 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,362 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,363 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,363 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,363 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:01:55,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,366 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,367 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,367 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,367 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:55,382 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-10-22 09:01:55,382 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-10-22 09:01:55,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,463 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,463 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,463 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,463 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,463 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:55,464 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-10-22 09:01:55,464 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,469 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,469 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,470 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,471 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,472 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:55,472 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:55,472 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,474 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,474 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,474 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,474 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:55,475 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:55,475 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,477 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,478 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,478 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,478 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,478 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:55,478 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:55,479 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,479 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:01:55,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,480 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,481 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,481 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,481 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:55,501 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-10-22 09:01:55,502 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-10-22 09:01:55,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,644 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,644 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,645 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,645 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,645 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:55,646 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-10-22 09:01:55,646 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,649 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,649 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,650 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,650 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,650 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:55,650 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:55,650 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,651 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,652 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,652 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,652 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,653 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,653 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:55,653 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:55,653 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,654 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:55,655 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,655 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,655 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,655 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:55,655 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:55,655 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,656 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:01:55,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,657 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,657 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:55,658 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,658 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,658 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,665 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-10-22 09:01:55,665 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:01:55,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,957 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,958 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:55,958 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,958 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,959 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,959 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,959 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:55,960 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,973 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,973 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:55,973 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,973 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,973 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,973 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,974 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,974 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,975 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,975 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:55,975 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,975 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,975 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,975 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,976 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,984 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,986 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,986 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:55,986 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:55,986 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,986 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:55,987 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:01:55,987 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:01:55,987 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:55,987 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:55,988 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:01:55,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:55,989 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:55,989 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:01:55,989 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:55,989 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:55,989 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:56,004 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-10-22 09:01:56,005 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-10-22 09:01:56,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:56,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:56,677 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:56,677 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:01:56,677 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:56,678 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:56,678 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:56,678 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:56,679 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-10-22 09:01:56,679 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:56,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:56,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:56,685 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:56,685 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:01:56,686 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:56,686 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:56,686 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:56,686 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:56,687 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:56,687 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:56,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:56,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:56,689 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:56,689 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:01:56,689 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:56,689 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:56,689 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:56,689 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:56,690 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:56,690 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:56,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:56,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:56,692 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:56,692 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:01:56,692 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:56,693 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:56,693 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:56,693 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:56,693 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:56,693 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:56,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:56,694 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:01:56,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:56,695 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:56,695 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:56,695 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:56,695 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:56,695 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:56,708 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-10-22 09:01:56,708 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-10-22 09:01:58,875 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:58,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:58,876 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:58,877 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:58,877 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:58,877 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:58,877 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:58,878 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:58,880 INFO L400 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-10-22 09:01:58,880 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:58,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:58,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:58,887 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:58,887 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:58,888 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:58,888 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:58,888 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:58,888 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:58,889 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:58,889 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:58,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:58,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:58,891 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:58,891 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:58,891 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:58,891 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:58,891 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:58,891 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:58,892 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:58,892 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:58,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:58,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:58,894 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:58,894 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:58,894 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:58,894 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:58,894 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:58,894 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:01:58,895 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:01:58,895 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:58,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:58,896 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:01:58,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:58,897 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:58,897 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:58,897 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:58,897 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:58,897 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:58,904 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-10-22 09:01:58,904 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-10-22 09:01:59,259 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:59,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:59,260 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:59,260 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:59,260 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:59,260 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:59,260 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:59,260 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:59,261 INFO L400 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-10-22 09:01:59,261 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:59,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:59,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:59,264 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:59,265 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:59,265 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:59,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:59,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:59,265 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:59,265 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:59,265 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:59,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:59,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:59,267 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:59,267 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:59,267 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:59,267 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:59,267 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:59,268 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:59,268 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:59,268 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:59,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:59,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:59,270 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:59,270 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:01:59,270 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:59,271 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:59,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:59,271 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:01:59,271 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:01:59,271 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:59,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:59,272 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:01:59,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:01:59,273 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:01:59,273 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:01:59,273 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:59,274 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:01:59,274 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:01:59,284 INFO L400 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-10-22 09:01:59,284 INFO L401 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-10-22 09:02:00,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:00,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:00,681 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:02:00,681 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:02:00,681 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:00,681 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:00,681 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:02:00,681 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:02:00,682 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:02:00,683 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:00,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:00,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:00,689 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:02:00,689 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:02:00,689 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:00,690 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:00,690 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:00,690 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:02:00,690 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:00,691 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:00,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:00,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:00,694 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:02:00,694 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:02:00,694 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:00,694 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:00,694 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:00,695 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:02:00,695 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:00,695 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:00,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:00,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:00,699 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:02:00,699 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:02:00,699 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:00,699 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:00,699 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:00,699 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:02:00,700 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:00,700 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:00,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:00,702 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 09:02:00,702 INFO L791 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-10-22 09:02:00,702 INFO L793 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-10-22 09:02:00,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:00,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 2 times [2019-10-22 09:02:00,703 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:00,703 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645844621] [2019-10-22 09:02:00,703 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,703 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,712 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:00,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:00,713 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 2 times [2019-10-22 09:02:00,713 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:00,713 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598818669] [2019-10-22 09:02:00,713 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,713 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,718 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:00,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:00,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1639530102, now seen corresponding path program 3 times [2019-10-22 09:02:00,719 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:00,719 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469961754] [2019-10-22 09:02:00,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:00,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:00,728 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:00,762 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:02:00,762 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:02:00,762 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:02:00,762 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:02:00,762 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:02:00,762 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:00,762 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:02:00,762 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:02:00,763 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-10-22 09:02:00,763 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:02:00,763 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:02:00,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:00,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:00,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:00,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:00,846 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:02:00,847 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:02:00,851 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:00,851 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:00,856 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:00,856 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:02:00,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:00,864 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:02:00,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:02:00,875 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,325 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:03,325 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Honda state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-3832, ULTIMATE.start_main_~x~0=-32, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-1921, ULTIMATE.start_main_~x~0=-16, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=5763, ULTIMATE.start_main_~x~0=48, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 4, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:03,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:03,345 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:03,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:03,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:03,353 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:03,353 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-10-22 09:02:03,426 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:02:03,426 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:02:03,426 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:02:03,426 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:02:03,426 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:02:03,426 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,426 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:02:03,427 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:02:03,427 INFO L131 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-10-22 09:02:03,427 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:02:03,427 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:02:03,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:03,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:03,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:03,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:03,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:03,567 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:02:03,567 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:03,575 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:03,578 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:03,578 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:03,585 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:03,596 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:02:03,596 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:13,168 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:13,168 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0} Honda state: {ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10} Generalized eigenvectors: [{ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=1407, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=-1408, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}] Lambdas: [1, 1409, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:13,176 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:13,176 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:13,179 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:13,179 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:13,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:13,185 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:13,188 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:13,188 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:13,193 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:02:13,193 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:02:13,195 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:02:13,195 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-10-22 09:02:13,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:02:13 BoogieIcfgContainer [2019-10-22 09:02:13,226 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:02:13,226 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:13,226 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:13,227 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:13,227 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:40" (3/4) ... [2019-10-22 09:02:13,232 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-10-22 09:02:13,269 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_026019f9-75c2-49ce-a3cb-d3daef4c4dfb/bin/uautomizer/witness.graphml [2019-10-22 09:02:13,269 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:13,271 INFO L168 Benchmark]: Toolchain (without parser) took 34011.15 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.5 MB). Free memory was 951.2 MB in the beginning and 902.5 MB in the end (delta: 48.7 MB). Peak memory consumption was 459.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,271 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:13,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 951.2 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,273 INFO L168 Benchmark]: Boogie Preprocessor took 20.20 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:13,273 INFO L168 Benchmark]: RCFGBuilder took 364.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,274 INFO L168 Benchmark]: BuchiAutomizer took 33196.98 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 289.9 MB). Free memory was 1.1 GB in the beginning and 906.3 MB in the end (delta: 185.3 MB). Peak memory consumption was 475.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,274 INFO L168 Benchmark]: Witness Printer took 42.88 ms. Allocated memory is still 1.4 GB. Free memory was 906.3 MB in the beginning and 902.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:13,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 347.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 951.2 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.20 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 364.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 33196.98 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 289.9 MB). Free memory was 1.1 GB in the beginning and 906.3 MB in the end (delta: 185.3 MB). Peak memory consumption was 475.2 MB. Max. memory is 11.5 GB. * Witness Printer took 42.88 ms. Allocated memory is still 1.4 GB. Free memory was 906.3 MB in the beginning and 902.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function -1 * y + 10049 and consists of 5 locations. The remainder module has 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 33.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 32.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 21 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 21 SDslu, 22 SDs, 0 SdLazy, 22 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf97 lsp52 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq159 hnf93 smp100 dnf126 smp100 tf107 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 26ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 12.2s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2aea0c35=0, \result=0, w=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ddef1a0=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b60d098=0, z=0, x=0, y=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2aea0c35=0, \result=0, w=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ddef1a0=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b60d098=0, z=10, x=0, y=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2aea0c35=0 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, w=1 + sum_{k=0}^i 1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4ddef1a0=7 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b60d098=0 + sum_{k=0}^i 0, z=10 + sum_{k=0}^i 10, x=0 + sum_{k=0}^i 1407 + 1*1409^k + -1408 + -1408*k*1409^(k-1), y=0 + sum_{k=0}^i 0} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 3GEVs Lambdas: [1, 1409, 1] Mus: [0, 1] - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L11] int x,y,z,w; [L12] EXPR w = 0 [L12] EXPR z = w = 0 [L12] EXPR y = z = w = 0 [L12] x = y = z = w = 0 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 Loop: [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...