./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c --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/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 452a4ddc5d154328a041fd76cdcbb5b63a51957d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:27:36,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:27:36,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:27:36,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:27:36,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:27:36,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:27:36,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:27:36,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:27:36,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:27:36,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:27:36,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:27:36,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:27:36,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:27:36,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:27:36,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:27:36,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:27:36,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:27:36,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:27:36,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:27:36,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:27:36,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:27:36,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:27:36,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:27:36,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:27:36,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:27:36,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:27:36,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:27:36,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:27:36,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:27:36,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:27:36,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:27:36,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:27:36,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:27:36,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:27:36,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:27:36,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:27:36,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:27:36,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:27:36,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:27:36,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:27:36,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:27:36,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 21:27:36,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:27:36,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:27:36,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:27:36,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:27:36,745 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:27:36,746 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 21:27:36,746 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 21:27:36,746 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 21:27:36,747 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 21:27:36,747 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 21:27:36,747 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 21:27:36,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:27:36,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:27:36,748 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:27:36,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:27:36,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:27:36,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:27:36,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 21:27:36,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 21:27:36,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 21:27:36,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:27:36,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:27:36,751 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 21:27:36,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:27:36,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 21:27:36,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:27:36,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:27:36,752 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 21:27:36,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:27:36,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:27:36,753 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 21:27:36,754 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 21:27:36,754 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/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 -> 452a4ddc5d154328a041fd76cdcbb5b63a51957d [2019-11-15 21:27:36,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:27:36,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:27:36,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:27:36,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:27:36,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:27:36,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-15 21:27:36,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/data/c3e03b8f0/b11fbac23b254c888a715248349b77b0/FLAG222ca9783 [2019-11-15 21:27:37,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:27:37,231 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-15 21:27:37,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/data/c3e03b8f0/b11fbac23b254c888a715248349b77b0/FLAG222ca9783 [2019-11-15 21:27:37,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/bin/uautomizer/data/c3e03b8f0/b11fbac23b254c888a715248349b77b0 [2019-11-15 21:27:37,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:27:37,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:27:37,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:27:37,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:27:37,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:27:37,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:37,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219d31ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37, skipping insertion in model container [2019-11-15 21:27:37,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:37,649 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:27:37,666 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:27:37,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:27:37,840 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:27:37,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:27:37,990 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:27:37,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37 WrapperNode [2019-11-15 21:27:37,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:27:37,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:27:37,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:27:37,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:27:38,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:27:38,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:27:38,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:27:38,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:27:38,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... [2019-11-15 21:27:38,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:27:38,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:27:38,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:27:38,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:27:38,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:38,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:27:38,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:27:38,345 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:27:38,345 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 21:27:38,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:27:38 BoogieIcfgContainer [2019-11-15 21:27:38,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:27:38,347 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 21:27:38,347 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 21:27:38,352 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 21:27:38,353 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:27:38,353 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 09:27:37" (1/3) ... [2019-11-15 21:27:38,354 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@367e7bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:27:38, skipping insertion in model container [2019-11-15 21:27:38,354 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:27:38,355 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:27:37" (2/3) ... [2019-11-15 21:27:38,355 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@367e7bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:27:38, skipping insertion in model container [2019-11-15 21:27:38,356 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:27:38,356 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:27:38" (3/3) ... [2019-11-15 21:27:38,360 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-1.c [2019-11-15 21:27:38,423 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 21:27:38,424 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 21:27:38,424 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 21:27:38,425 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:27:38,425 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:27:38,425 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 21:27:38,426 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:27:38,426 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 21:27:38,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 21:27:38,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:27:38,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:27:38,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:27:38,486 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 21:27:38,486 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:27:38,487 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 21:27:38,487 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 21:27:38,488 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:27:38,489 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:27:38,489 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:27:38,489 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 21:27:38,489 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:27:38,499 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-15 21:27:38,500 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:27:38,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:38,507 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 21:27:38,514 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:38,514 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172076026] [2019-11-15 21:27:38,514 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,514 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,619 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:38,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:38,621 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-15 21:27:38,622 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:38,623 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432596859] [2019-11-15 21:27:38,623 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,624 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,664 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:38,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:38,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-15 21:27:38,667 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:38,669 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047777493] [2019-11-15 21:27:38,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:38,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:38,701 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:38,821 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-11-15 21:27:38,873 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:38,874 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:38,875 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:38,875 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:38,875 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:27:38,875 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:38,876 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:38,876 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:38,876 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-15 21:27:38,876 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:38,877 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:38,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:38,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:38,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,069 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:39,070 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:39,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:39,079 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) [2019-11-15 21:27:39,102 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:27:39,103 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:39,126 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:27:39,129 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:39,129 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:39,129 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:39,130 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:39,130 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:27:39,130 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:39,130 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:39,130 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:39,130 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-15 21:27:39,130 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:39,131 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:39,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,263 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:39,269 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:27:39,271 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 [2019-11-15 21:27:39,272 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,272 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,273 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,274 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:39,277 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:39,277 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,293 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 [2019-11-15 21:27:39,294 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,294 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,295 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:39,296 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:39,296 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,298 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 [2019-11-15 21:27:39,299 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,299 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,300 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,300 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,300 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:39,301 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:39,301 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,304 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:27:39,304 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 [2019-11-15 21:27:39,306 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,306 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,306 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,306 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,307 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,309 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,309 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,324 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 [2019-11-15 21:27:39,326 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,326 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,326 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,326 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,327 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,328 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,328 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,330 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 [2019-11-15 21:27:39,331 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,331 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,332 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,332 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,332 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,333 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,333 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,336 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:27:39,336 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 [2019-11-15 21:27:39,337 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,338 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,338 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,338 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,339 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,341 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,345 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,377 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 [2019-11-15 21:27:39,379 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,379 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,379 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,379 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,380 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,385 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,385 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,388 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 [2019-11-15 21:27:39,390 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,391 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,391 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,391 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,391 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,395 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,396 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,411 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:27:39,411 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 [2019-11-15 21:27:39,412 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,413 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,413 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,413 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,413 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,415 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,415 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,437 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,441 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 [2019-11-15 21:27:39,450 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,451 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,451 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,451 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,451 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,452 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,453 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,456 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 [2019-11-15 21:27:39,457 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:39,457 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,457 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,457 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,458 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,459 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,459 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,461 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:27:39,461 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 [2019-11-15 21:27:39,462 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,462 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,462 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,463 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,463 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,463 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,465 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,465 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,519 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 [2019-11-15 21:27:39,521 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,521 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,521 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,521 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,521 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,522 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,523 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,523 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,525 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 [2019-11-15 21:27:39,526 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,526 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,526 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,526 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,527 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,527 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:39,529 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:39,529 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,534 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:27:39,534 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 [2019-11-15 21:27:39,536 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,538 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:39,538 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,538 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,540 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,540 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,543 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,544 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,604 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 [2019-11-15 21:27:39,605 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,605 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:39,606 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,606 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,606 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,606 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,608 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,608 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,611 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,611 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 [2019-11-15 21:27:39,612 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,612 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:39,612 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,612 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,613 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,613 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,617 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,617 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,624 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:27:39,624 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 [2019-11-15 21:27:39,625 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,625 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,625 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,626 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,626 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,626 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,630 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,716 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 [2019-11-15 21:27:39,718 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,718 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,718 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,719 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,719 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,719 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,722 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,722 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,725 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 [2019-11-15 21:27:39,727 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,727 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,727 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,728 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,728 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,729 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:39,737 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:39,738 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,744 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:27:39,744 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 [2019-11-15 21:27:39,746 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,747 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,747 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,747 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,748 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,748 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,749 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,749 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,791 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,791 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 [2019-11-15 21:27:39,792 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,792 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,793 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,793 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,793 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,793 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,794 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,794 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,797 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 [2019-11-15 21:27:39,798 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,798 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:39,798 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,798 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,798 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,799 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:39,800 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:39,800 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,805 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:27:39,805 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 [2019-11-15 21:27:39,806 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,806 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,806 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,807 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,807 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,807 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:39,809 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:39,809 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,826 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 [2019-11-15 21:27:39,827 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,827 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,828 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,828 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:39,829 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:39,829 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,834 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 [2019-11-15 21:27:39,835 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:39,835 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:39,835 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:39,835 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:39,836 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:39,836 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:39,838 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:39,838 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:39,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:39,879 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:39,879 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:39,879 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:39,879 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:39,879 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:27:39,880 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:39,880 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:39,880 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:39,880 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-15 21:27:39,880 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:39,880 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:39,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:39,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:40,030 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:40,031 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:40,039 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:40,040 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:27:40,048 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 21:27:40,048 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:40,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:40,062 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:40,082 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:27:40,082 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:27:40,124 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:27:40,126 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:40,126 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:40,127 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:40,127 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:40,127 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:27:40,127 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:40,127 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:40,127 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:40,127 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-15 21:27:40,128 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:40,128 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:40,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:40,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:40,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:40,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:40,293 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:40,293 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:27:40,293 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 [2019-11-15 21:27:40,294 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,295 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:40,297 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:40,297 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:27:40,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,306 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 [2019-11-15 21:27:40,306 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,307 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,307 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,307 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,307 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:40,308 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:40,308 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,309 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 [2019-11-15 21:27:40,309 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,310 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,310 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,310 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:40,311 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:40,311 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:27:40,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,328 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 [2019-11-15 21:27:40,331 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,331 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,331 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,331 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,331 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:40,332 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:40,332 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,332 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:27:40,333 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 [2019-11-15 21:27:40,333 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,334 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,334 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,334 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,336 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:40,336 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:40,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,364 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 [2019-11-15 21:27:40,364 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,365 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,365 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,365 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,365 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,366 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:40,366 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,367 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 [2019-11-15 21:27:40,368 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,368 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,368 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,368 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,370 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:40,371 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:40,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,405 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 [2019-11-15 21:27:40,406 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,406 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,407 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,407 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,407 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,407 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:40,408 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,408 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,409 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:27:40,409 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 [2019-11-15 21:27:40,410 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,410 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,411 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,411 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:40,413 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:40,414 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:40,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,440 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 [2019-11-15 21:27:40,441 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,441 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,442 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,442 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,442 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:40,442 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:40,443 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,444 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 [2019-11-15 21:27:40,445 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,445 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,445 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,446 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:40,456 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:40,456 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:40,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,501 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 [2019-11-15 21:27:40,502 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,502 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,503 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:40,503 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:40,503 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,504 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:27:40,505 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 [2019-11-15 21:27:40,505 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,506 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,506 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:40,509 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:40,512 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:40,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,547 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 [2019-11-15 21:27:40,548 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,548 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,549 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,549 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,549 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:40,550 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:40,550 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,551 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 [2019-11-15 21:27:40,551 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,552 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,552 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,552 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:40,555 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:40,555 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:40,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,729 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 [2019-11-15 21:27:40,730 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:40,730 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,730 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,730 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,731 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:40,731 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:40,731 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,732 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:27:40,733 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 [2019-11-15 21:27:40,733 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:40,733 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:40,734 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,734 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,734 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,736 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:40,736 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:40,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,767 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 [2019-11-15 21:27:40,768 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:40,768 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:40,768 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,769 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,769 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,769 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,769 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:40,770 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,771 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 [2019-11-15 21:27:40,771 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:40,771 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:40,772 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,772 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,772 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,774 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:40,774 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:40,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,979 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 [2019-11-15 21:27:40,980 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:40,980 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:40,981 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:40,981 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,981 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,981 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:40,982 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:40,982 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:40,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:40,983 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:27:40,983 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 [2019-11-15 21:27:40,984 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:40,984 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:40,985 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:40,985 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:40,985 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:40,988 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:40,988 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:41,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:41,045 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 [2019-11-15 21:27:41,046 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:41,046 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:41,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:41,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:41,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:41,047 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:41,048 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:41,048 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:41,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:41,049 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 [2019-11-15 21:27:41,050 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:41,050 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:41,050 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:41,050 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:41,050 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:41,053 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:41,054 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:42,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:42,136 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 [2019-11-15 21:27:42,137 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:42,138 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:42,138 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:42,138 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:42,138 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:42,139 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:42,139 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:42,139 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:42,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:42,141 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:27:42,141 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 [2019-11-15 21:27:42,142 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:42,142 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:42,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:42,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:42,143 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:42,146 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:42,146 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:42,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:42,240 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 [2019-11-15 21:27:42,245 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:42,245 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:42,245 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:42,245 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:42,246 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:42,246 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:42,247 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:42,247 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:42,248 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:42,248 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 [2019-11-15 21:27:42,249 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:42,249 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:42,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:42,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:42,250 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:42,257 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:42,257 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:46,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,449 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 [2019-11-15 21:27:46,450 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,450 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:46,450 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:46,450 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,450 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,450 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:46,452 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:46,452 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:46,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,453 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:27:46,453 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 [2019-11-15 21:27:46,453 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,454 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:46,454 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,454 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,454 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:46,456 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:46,456 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:46,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,500 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 [2019-11-15 21:27:46,501 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,501 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:46,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:46,502 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,502 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,502 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:46,503 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:46,503 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:46,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,505 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 [2019-11-15 21:27:46,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,506 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:46,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,507 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:46,520 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:46,520 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:46,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,576 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 [2019-11-15 21:27:46,577 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,577 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:46,578 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:46,578 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,578 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,578 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:46,579 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:46,579 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:46,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,580 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:27:46,581 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 [2019-11-15 21:27:46,582 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,582 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:46,582 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,582 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,582 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:46,585 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:27:46,586 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:27:46,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,646 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 [2019-11-15 21:27:46,647 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,647 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:46,647 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:46,648 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,648 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,648 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:46,649 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:46,649 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:46,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:46,651 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 [2019-11-15 21:27:46,652 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:46,652 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:46,652 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:46,652 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:46,652 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:46,656 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:27:46,656 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:27:47,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,064 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 [2019-11-15 21:27:47,065 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,065 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,065 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,065 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,065 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,066 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:47,066 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:47,067 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,070 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-15 21:27:47,070 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:27:47,070 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:27:47,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:47,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-15 21:27:47,071 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:47,072 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903236445] [2019-11-15 21:27:47,072 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,072 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,073 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,092 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:47,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:47,093 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-15 21:27:47,093 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:47,093 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672226560] [2019-11-15 21:27:47,094 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,094 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,103 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:47,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:27:47,104 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-15 21:27:47,105 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:27:47,105 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796795986] [2019-11-15 21:27:47,105 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,105 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:27:47,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:27:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:27:47,121 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:27:47,143 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:47,143 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:47,143 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:47,143 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:47,144 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:27:47,144 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,144 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:47,144 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:47,144 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-15 21:27:47,144 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:47,144 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:47,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,244 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:47,244 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:47,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:47,255 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:47,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:27:47,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:27:47,315 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:27:47,317 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:47,318 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:47,318 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:47,318 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:47,318 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:27:47,318 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,318 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:47,318 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:47,318 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-15 21:27:47,319 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:47,319 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:47,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,431 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:47,431 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:27:47,432 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 [2019-11-15 21:27:47,432 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,432 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,432 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,433 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:47,433 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:47,433 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,436 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 [2019-11-15 21:27:47,436 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,436 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,436 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,436 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,436 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:47,445 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:47,446 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,454 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 [2019-11-15 21:27:47,455 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,455 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,455 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,455 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,456 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:47,456 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:47,456 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,457 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:27:47,457 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 [2019-11-15 21:27:47,458 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,458 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,458 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,459 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,459 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,459 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,459 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,466 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 [2019-11-15 21:27:47,467 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,467 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,467 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,468 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,468 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,468 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,468 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,469 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 [2019-11-15 21:27:47,470 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,471 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,471 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,471 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,471 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,472 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,472 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,473 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:27:47,473 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 [2019-11-15 21:27:47,474 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,474 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,474 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,474 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,475 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,475 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,479 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 [2019-11-15 21:27:47,480 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,481 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,481 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,481 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,481 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,482 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,482 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,483 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 [2019-11-15 21:27:47,486 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,486 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,486 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,487 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,487 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,487 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,487 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,488 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:27:47,490 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 [2019-11-15 21:27:47,490 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,490 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,492 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,493 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,493 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,493 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,494 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,501 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 [2019-11-15 21:27:47,502 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,502 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,503 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,503 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,503 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,504 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 [2019-11-15 21:27:47,505 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:47,505 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,505 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,505 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,506 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,507 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,507 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,508 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,508 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:27:47,508 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 [2019-11-15 21:27:47,510 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,510 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,510 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,510 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,510 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,511 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,511 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,512 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,525 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 [2019-11-15 21:27:47,526 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,526 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,526 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,527 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,527 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,527 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,528 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,528 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,533 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 [2019-11-15 21:27:47,534 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,534 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,535 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,535 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,535 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,535 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:47,536 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:47,536 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,538 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:27:47,538 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 [2019-11-15 21:27:47,539 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,539 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:47,539 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,540 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,540 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,540 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,541 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,541 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,559 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 [2019-11-15 21:27:47,560 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,560 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:47,560 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,561 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,561 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,561 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,562 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,562 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,567 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 [2019-11-15 21:27:47,568 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,568 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:47,568 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,569 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,569 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,569 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,584 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,594 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,598 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:27:47,598 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 [2019-11-15 21:27:47,599 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,599 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,599 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,600 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,600 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,600 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,602 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,602 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,631 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 [2019-11-15 21:27:47,632 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,632 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,633 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,633 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,633 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,633 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,635 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,635 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,636 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 [2019-11-15 21:27:47,637 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,637 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,637 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,637 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,638 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:47,642 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:47,642 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,643 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:27:47,644 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 [2019-11-15 21:27:47,645 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,645 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,645 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,645 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,645 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,645 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,646 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,646 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,652 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 [2019-11-15 21:27:47,653 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,653 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,653 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,654 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,654 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,654 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,655 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,655 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,659 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 [2019-11-15 21:27:47,660 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,660 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:47,661 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,661 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,661 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,661 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:47,662 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:47,662 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,666 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:27:47,666 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 [2019-11-15 21:27:47,667 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,667 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,667 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,667 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,668 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,668 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:47,669 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:47,669 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,685 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 [2019-11-15 21:27:47,686 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,686 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,687 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,687 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,687 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,687 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:47,688 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:47,688 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,691 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 [2019-11-15 21:27:47,692 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:47,692 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:47,693 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:47,693 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:47,693 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:47,693 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:47,695 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:47,695 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:47,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:47,736 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:47,737 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:47,737 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:47,737 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:47,737 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:27:47,737 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,737 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:47,737 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:47,737 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-15 21:27:47,738 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:47,738 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:47,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,867 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:47,867 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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 [2019-11-15 21:27:47,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:47,881 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:27:47,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:27:47,922 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 21:27:47,922 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) [2019-11-15 21:27:47,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:27:47,935 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d7d30494-b648-40c9-8e86-7ece2ea1abd8/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:27:47,951 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:27:47,986 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:27:47,988 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:27:47,988 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:27:47,988 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:27:47,988 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:27:47,989 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:27:47,989 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:27:47,989 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:27:47,989 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:27:47,989 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-15 21:27:47,989 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:27:47,989 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:27:47,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:47,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:48,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:48,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:27:48,121 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:27:48,122 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:27:48,122 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 [2019-11-15 21:27:48,122 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,123 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,123 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,123 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:48,124 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:48,124 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:27:48,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,130 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 [2019-11-15 21:27:48,130 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,130 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,131 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,131 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:48,132 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:48,132 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:27:48,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,138 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 [2019-11-15 21:27:48,139 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,139 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,139 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,139 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,139 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:48,139 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:48,140 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,140 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 [2019-11-15 21:27:48,141 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,141 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,141 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,141 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,142 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:27:48,142 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:27:48,142 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,142 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:27:48,143 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 [2019-11-15 21:27:48,143 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,144 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,145 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:48,145 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:48,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,160 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 [2019-11-15 21:27:48,160 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,160 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,160 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,160 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,162 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:48,162 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:48,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,171 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 [2019-11-15 21:27:48,172 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,172 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,172 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,172 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,172 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,173 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:48,173 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,174 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 [2019-11-15 21:27:48,174 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,174 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,174 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,175 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,175 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,175 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:48,175 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,176 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:27:48,176 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 [2019-11-15 21:27:48,176 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,177 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,177 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,177 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:48,179 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:48,179 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:48,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,215 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 [2019-11-15 21:27:48,216 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,216 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,216 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,216 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:48,218 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:48,218 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:48,231 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,231 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 [2019-11-15 21:27:48,232 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,232 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,232 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,232 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,232 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:48,233 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:48,233 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,234 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,234 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 [2019-11-15 21:27:48,234 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,235 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,235 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,235 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,235 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:48,235 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:48,236 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,236 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:27:48,237 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 [2019-11-15 21:27:48,237 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,237 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,238 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,238 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:48,240 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:48,240 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:48,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,297 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 [2019-11-15 21:27:48,297 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,298 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,298 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,298 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:48,300 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:48,300 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:48,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,316 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 [2019-11-15 21:27:48,316 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,316 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,316 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,317 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,317 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:48,317 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:48,317 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,318 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 [2019-11-15 21:27:48,318 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:27:48,319 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,319 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,319 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,319 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:48,319 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:48,319 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,320 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:27:48,320 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 [2019-11-15 21:27:48,321 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:48,321 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:48,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,321 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,321 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,323 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:48,324 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:48,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,426 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 [2019-11-15 21:27:48,426 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:48,426 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:48,426 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,427 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,427 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,428 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:27:48,429 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:27:48,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,455 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 [2019-11-15 21:27:48,456 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:48,456 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:48,456 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,456 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,456 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,456 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,457 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:48,457 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,458 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 [2019-11-15 21:27:48,459 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:48,459 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:48,459 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:48,459 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,459 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,460 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:27:48,460 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:27:48,460 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:48,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:48,461 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:27:48,461 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 [2019-11-15 21:27:48,462 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:48,462 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:48,462 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:48,462 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:48,462 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:48,466 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:48,466 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:49,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:49,207 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 [2019-11-15 21:27:49,208 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:49,208 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:49,208 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:49,208 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:49,208 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:49,211 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:49,211 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:49,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:49,249 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 [2019-11-15 21:27:49,250 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:49,250 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:49,250 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:49,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:49,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:49,250 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:49,251 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:49,252 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:49,253 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:49,253 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 [2019-11-15 21:27:49,254 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:49,254 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:27:49,254 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:49,254 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:49,254 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:49,254 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:49,255 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:49,255 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:49,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:49,256 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:27:49,257 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 [2019-11-15 21:27:49,257 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:49,257 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:49,257 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:49,258 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:49,258 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:49,264 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:49,264 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:52,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,562 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 [2019-11-15 21:27:52,565 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,566 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:52,566 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,566 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,566 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:52,569 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:27:52,570 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:27:52,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,654 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 [2019-11-15 21:27:52,655 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,655 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:52,655 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:52,656 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,656 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,656 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:52,657 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:52,657 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:52,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,658 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 [2019-11-15 21:27:52,659 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,659 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:52,659 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:52,659 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,660 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,660 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:27:52,661 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:27:52,661 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:52,662 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,662 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:27:52,662 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 [2019-11-15 21:27:52,663 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,663 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:52,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,664 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:52,666 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:52,666 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:52,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,712 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 [2019-11-15 21:27:52,713 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,713 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:52,714 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,714 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,714 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:52,715 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:27:52,716 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:27:52,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,738 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 [2019-11-15 21:27:52,739 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,739 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:52,739 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:52,739 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,739 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,740 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:52,740 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:52,740 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:52,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,743 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 [2019-11-15 21:27:52,745 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,745 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:27:52,746 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:52,746 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,746 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,746 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:27:52,747 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:27:52,747 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:52,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,749 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:27:52,749 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 [2019-11-15 21:27:52,750 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,750 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:52,751 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,751 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,751 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:52,754 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:27:52,755 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:27:52,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:52,970 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 [2019-11-15 21:27:52,971 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:52,971 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:52,972 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:52,972 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:52,972 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:52,975 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:27:52,975 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:27:53,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:53,045 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 [2019-11-15 21:27:53,046 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:53,046 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:53,047 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:53,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:53,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:53,047 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:53,048 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:53,048 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:53,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:53,052 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 [2019-11-15 21:27:53,053 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:27:53,053 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:27:53,053 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:27:53,054 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:27:53,054 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:27:53,054 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:27:53,054 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:27:53,055 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:27:53,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:27:53,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 09:27:53 BoogieIcfgContainer [2019-11-15 21:27:53,064 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 21:27:53,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:27:53,065 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:27:53,065 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:27:53,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:27:38" (3/4) ... [2019-11-15 21:27:53,069 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:27:53,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:27:53,072 INFO L168 Benchmark]: Toolchain (without parser) took 15442.24 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 446.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -143.7 MB). Peak memory consumption was 302.5 MB. Max. memory is 11.5 GB. [2019-11-15 21:27:53,073 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:27:53,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:27:53,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:27:53,076 INFO L168 Benchmark]: Boogie Preprocessor took 29.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:27:53,077 INFO L168 Benchmark]: RCFGBuilder took 277.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:27:53,083 INFO L168 Benchmark]: BuchiAutomizer took 14717.25 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 305.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 577.6 MB. Max. memory is 11.5 GB. [2019-11-15 21:27:53,084 INFO L168 Benchmark]: Witness Printer took 5.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:27:53,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.84 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 277.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14717.25 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 305.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.0 MB). Peak memory consumption was 577.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 14.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 220ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...