./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 64bit --witnessprinter.graph.data.programhash d959d87e8172aff76494dbf660ada50d01fbaa81 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:47:34,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:47:34,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:47:34,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:47:34,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:47:34,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:47:34,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:47:34,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:47:34,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:47:34,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:47:34,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:47:34,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:47:34,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:47:34,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:47:34,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:47:34,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:47:34,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:47:34,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:47:34,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:47:34,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:47:34,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:47:34,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:47:34,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:47:34,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:47:34,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:47:34,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:47:34,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:47:34,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:47:34,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:47:34,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:47:34,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:47:34,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:47:34,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:47:34,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:47:34,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:47:34,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:47:34,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:47:34,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:47:34,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:47:34,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:47:34,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:47:34,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-15 23:47:34,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:47:34,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:47:34,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:47:34,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:47:34,506 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:47:34,506 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 23:47:34,506 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 23:47:34,506 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 23:47:34,507 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 23:47:34,507 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 23:47:34,507 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 23:47:34,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:47:34,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:47:34,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:47:34,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:47:34,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 23:47:34,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 23:47:34,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 23:47:34,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:47:34,509 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 23:47:34,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:47:34,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 23:47:34,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:47:34,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:47:34,510 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 23:47:34,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:47:34,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:47:34,511 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 23:47:34,512 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 23:47:34,512 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_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d959d87e8172aff76494dbf660ada50d01fbaa81 [2019-11-15 23:47:34,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:47:34,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:47:34,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:47:34,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:47:34,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:47:34,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-15 23:47:34,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/data/628cce553/f78d1aed8bb24ba799d3a61e61e82bb1/FLAGe52bde0a1 [2019-11-15 23:47:35,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:47:35,044 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-11-15 23:47:35,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/data/628cce553/f78d1aed8bb24ba799d3a61e61e82bb1/FLAGe52bde0a1 [2019-11-15 23:47:35,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/data/628cce553/f78d1aed8bb24ba799d3a61e61e82bb1 [2019-11-15 23:47:35,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:47:35,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:47:35,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:47:35,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:47:35,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:47:35,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5127795e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35, skipping insertion in model container [2019-11-15 23:47:35,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:47:35,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:47:35,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:47:35,595 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:47:35,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:47:35,693 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:47:35,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35 WrapperNode [2019-11-15 23:47:35,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:47:35,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:47:35,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:47:35,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:47:35,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:47:35,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:47:35,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:47:35,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:47:35,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... [2019-11-15 23:47:35,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:47:35,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:47:35,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:47:35,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:47:35,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:35,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:47:35,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:47:36,055 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:47:36,055 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-15 23:47:36,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:36 BoogieIcfgContainer [2019-11-15 23:47:36,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:47:36,057 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 23:47:36,057 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 23:47:36,060 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 23:47:36,061 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:36,061 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 11:47:35" (1/3) ... [2019-11-15 23:47:36,062 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e058e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:47:36, skipping insertion in model container [2019-11-15 23:47:36,062 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:36,063 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:35" (2/3) ... [2019-11-15 23:47:36,063 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e058e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:47:36, skipping insertion in model container [2019-11-15 23:47:36,063 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:36,063 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:36" (3/3) ... [2019-11-15 23:47:36,065 INFO L371 chiAutomizerObserver]: Analyzing ICFG Gothenburg_v2-1.c [2019-11-15 23:47:36,125 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 23:47:36,125 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 23:47:36,126 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 23:47:36,126 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:47:36,126 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:47:36,126 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 23:47:36,126 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:47:36,127 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 23:47:36,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-11-15 23:47:36,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 23:47:36,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:47:36,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:47:36,174 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-15 23:47:36,174 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 23:47:36,174 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 23:47:36,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-11-15 23:47:36,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 23:47:36,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:47:36,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:47:36,177 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-11-15 23:47:36,177 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 23:47:36,185 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 11#L19true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 3#L21true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 5#L22true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L23true assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0; 6#L24-2true [2019-11-15 23:47:36,185 INFO L793 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-11-15 23:47:36,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:36,191 INFO L82 PathProgramCache]: Analyzing trace with hash 922017710, now seen corresponding path program 1 times [2019-11-15 23:47:36,199 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:36,199 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299675637] [2019-11-15 23:47:36,199 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,200 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,200 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,294 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:36,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:36,296 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2019-11-15 23:47:36,296 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:36,296 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10972918] [2019-11-15 23:47:36,296 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,296 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,308 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:36,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:36,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 1 times [2019-11-15 23:47:36,311 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:36,311 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506195019] [2019-11-15 23:47:36,311 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,311 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:36,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:36,333 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:36,403 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:36,404 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:36,404 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:36,404 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:36,405 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 23:47:36,405 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:36,405 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:36,405 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:36,405 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2019-11-15 23:47:36,405 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:36,405 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:36,426 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 23:47:36,435 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 23:47:36,441 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 23:47:36,580 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:36,581 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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) [2019-11-15 23:47:36,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:36,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:36,621 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:36,621 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:36,686 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:36,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:36,706 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:36,706 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:36,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:36,774 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:36,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 23:47:36,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:37,196 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:37,196 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-8, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-1} Honda state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-8, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~a~0=-3, ULTIMATE.start_main_~b~0=-3, ULTIMATE.start_main_~x~0=-5}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~b~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=6, ULTIMATE.start_main_~a~0=3, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-7}] Lambdas: [1, 15, 1] Nus: [1, 0] [2019-11-15 23:47:37,319 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:37,320 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:37,320 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:37,320 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:37,320 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 23:47:37,320 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:37,320 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:37,321 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:37,321 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-11-15 23:47:37,321 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:37,321 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:37,324 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 23:47:37,328 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 23:47:37,333 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 23:47:37,362 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 23:47:37,367 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 23:47:37,370 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 23:47:37,372 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 23:47:37,375 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 23:47:37,529 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:37,529 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 23:47:37,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:37,543 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:37,549 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:37,549 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:37,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:37,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:37,566 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:37,566 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:37,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:37,573 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:37,637 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 23:47:37,638 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:37,670 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 23:47:37,675 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:37,675 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:37,675 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:37,675 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:37,676 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 23:47:37,676 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:37,676 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:37,676 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:37,676 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-11-15 23:47:37,676 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:37,677 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:37,679 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 23:47:37,690 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 23:47:37,693 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 23:47:37,695 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 23:47:37,698 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 23:47:37,705 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 23:47:37,709 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 23:47:37,711 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 23:47:37,891 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:37,896 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 23:47:37,898 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 23:47:37,901 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,903 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,903 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,903 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,908 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:37,908 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 23:47:37,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,932 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 23:47:37,934 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,934 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:37,934 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,935 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,935 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,935 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:37,936 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:37,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,950 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 23:47:37,951 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,951 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:37,952 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,952 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,952 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,953 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:37,953 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:37,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,954 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 23:47:37,955 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,955 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:37,955 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,956 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,956 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,969 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:37,969 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:37,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 23:47:37,972 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,973 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:37,973 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,973 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,973 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,974 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:37,974 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:37,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 23:47:37,976 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,976 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,976 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,977 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,978 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:37,979 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 23:47:37,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,989 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 23:47:37,990 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,991 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:37,992 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,992 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:37,992 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:37,993 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:37,993 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:37,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:37,995 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 23:47:37,997 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:37,998 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:37,998 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:37,999 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:38,024 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-15 23:47:38,024 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:38,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,513 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 23:47:38,514 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 23:47:38,515 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,516 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,516 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,518 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:38,518 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:38,521 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,526 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 23:47:38,527 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,527 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,528 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,528 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,528 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,529 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:38,529 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,530 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 23:47:38,531 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,531 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,532 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,532 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,533 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,533 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:38,533 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,535 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 23:47:38,536 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,537 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,537 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,538 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,538 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,538 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:38,539 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,540 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 23:47:38,541 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,542 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,542 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,548 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,549 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,549 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:38,549 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,551 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 23:47:38,551 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,552 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,552 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,552 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,554 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:38,554 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:38,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,560 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 23:47:38,560 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,561 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,561 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,561 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,561 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,562 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:38,562 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,563 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 23:47:38,564 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,565 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,565 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:38,565 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:38,577 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 23:47:38,577 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:38,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,804 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 23:47:38,805 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 23:47:38,805 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,806 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,806 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,807 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,808 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:38,809 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:38,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,813 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 23:47:38,814 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,814 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,815 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,815 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,816 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:38,816 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 23:47:38,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,818 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,819 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,819 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,819 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,819 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:38,820 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,821 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 23:47:38,821 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,822 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,822 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,822 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,822 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,823 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:38,823 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,827 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 23:47:38,827 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,828 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,828 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,829 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:38,829 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,830 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 23:47:38,830 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,831 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,831 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,831 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,840 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:38,840 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:38,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,847 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 23:47:38,847 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,848 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:38,848 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,848 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:38,848 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,848 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:38,849 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:38,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:38,851 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 23:47:38,852 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:38,852 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:38,853 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:38,853 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:38,862 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:38,863 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:39,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,074 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 23:47:39,074 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 23:47:39,075 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,075 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,075 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,075 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,077 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:39,077 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:39,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,080 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 23:47:39,081 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,081 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,081 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,081 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,081 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,082 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:39,082 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,083 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 23:47:39,084 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,084 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,084 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,084 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,084 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,085 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:39,085 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,086 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 23:47:39,086 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,087 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,087 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,087 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,087 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,088 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:39,088 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,089 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 23:47:39,089 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,090 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,090 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,090 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,090 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,091 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:39,091 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,092 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 23:47:39,092 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,092 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,093 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,093 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,094 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:39,095 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:39,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,099 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 23:47:39,100 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,100 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,100 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,100 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,100 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,101 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:39,101 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,102 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 23:47:39,103 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:39,103 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,103 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:39,103 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:39,115 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 23:47:39,116 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 23:47:39,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,462 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 23:47:39,463 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 23:47:39,464 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,464 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,464 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,465 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,465 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,466 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:39,466 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:39,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,470 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 23:47:39,470 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,470 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,471 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,471 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,471 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,471 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,472 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:39,472 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,473 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 23:47:39,474 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,474 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,474 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,474 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,474 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,475 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:39,475 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,476 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 23:47:39,477 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,477 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,477 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,477 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,477 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,478 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,478 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:39,478 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,479 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 23:47:39,480 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,480 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,480 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,481 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,481 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,481 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,482 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:39,482 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,483 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 23:47:39,483 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,484 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,484 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,484 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,484 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,486 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:39,486 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:39,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,490 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 23:47:39,491 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,491 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,491 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:39,491 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,491 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:39,492 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,492 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:39,492 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:39,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:39,493 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 23:47:39,494 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:39,494 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:39,495 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:39,495 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:39,495 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:39,503 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 23:47:39,503 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:40,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,045 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 23:47:40,045 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 23:47:40,046 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,046 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,046 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,047 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,049 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:40,050 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:40,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,054 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 23:47:40,055 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,055 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,055 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:40,056 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,056 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,056 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,058 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:40,058 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:40,059 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,059 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 23:47:40,060 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,061 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,061 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:40,061 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,061 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,061 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,063 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:40,063 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:40,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,065 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 23:47:40,066 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,066 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,066 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:40,066 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,066 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,067 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,077 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:40,077 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:40,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,079 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 23:47:40,080 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,080 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,080 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:40,081 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,081 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,081 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,082 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:40,082 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:40,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,084 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 23:47:40,085 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,085 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,085 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,086 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,086 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,088 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:40,089 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:40,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,094 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 23:47:40,095 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,095 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,095 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:40,095 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,095 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:40,096 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,096 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:40,097 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:40,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:40,098 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 23:47:40,099 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:40,099 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:40,099 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:40,099 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:40,099 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:40,111 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:40,111 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:41,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,095 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 23:47:41,096 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 23:47:41,097 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,097 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,097 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,097 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,098 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,101 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:41,102 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:41,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,109 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 23:47:41,110 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,110 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,110 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:41,110 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,111 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,111 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,112 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:41,112 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:41,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,115 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 23:47:41,116 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,116 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,116 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:41,117 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,117 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,117 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,118 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:41,118 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:41,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,120 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 23:47:41,121 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,121 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,121 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:41,121 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,122 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,122 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,123 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:41,123 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:41,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,125 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 23:47:41,126 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,126 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,126 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:41,126 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,126 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,126 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,128 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:41,128 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:41,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,129 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 23:47:41,130 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,130 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,131 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,131 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,131 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,133 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:41,133 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:41,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,140 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 23:47:41,142 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,142 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,142 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:41,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:41,143 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,144 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:41,144 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:41,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:41,148 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 23:47:41,148 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:41,149 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:41,149 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:41,149 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:41,149 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:41,164 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 23:47:41,164 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 23:47:43,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,365 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 23:47:43,365 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 23:47:43,366 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,366 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,366 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,367 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,367 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,370 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:43,370 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:43,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,375 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 23:47:43,375 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,376 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,376 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,376 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,376 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,376 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,376 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,376 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,377 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 23:47:43,378 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,378 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,378 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,379 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,379 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,379 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,379 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,379 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,381 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 23:47:43,382 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,382 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,382 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,382 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,382 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,383 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,383 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,383 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,384 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,385 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 23:47:43,385 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,385 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,386 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,386 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,386 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,386 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,386 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,387 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,388 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 23:47:43,389 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,389 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,389 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,389 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,389 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,391 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:43,391 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:43,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,395 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 23:47:43,395 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,396 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,396 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,396 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,396 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,396 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,397 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,397 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,398 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 23:47:43,399 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,399 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:43,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,400 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,400 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:43,408 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:43,408 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:43,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,769 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 23:47:43,770 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 23:47:43,770 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,771 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,771 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,771 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,771 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,773 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 23:47:43,773 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:43,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,779 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 23:47:43,780 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,780 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,780 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,780 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,780 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,781 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,781 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:43,781 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,784 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 23:47:43,785 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,785 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,785 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,785 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,786 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,786 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,786 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:43,787 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,789 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 23:47:43,790 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,790 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,790 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,791 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,791 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,791 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,792 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:43,792 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,794 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 23:47:43,795 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,795 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,795 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,795 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,796 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,796 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,797 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:43,797 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,799 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 23:47:43,800 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,800 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,800 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,800 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,800 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,802 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 23:47:43,803 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:43,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,809 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 23:47:43,810 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,810 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,810 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,811 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,811 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,811 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,812 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:43,812 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,814 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 23:47:43,815 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:43,815 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:43,815 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,815 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,816 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:43,830 INFO L400 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-15 23:47:43,830 INFO L401 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-15 23:47:44,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:44,625 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-15 23:47:44,625 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 11#L19true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 3#L21true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 5#L22true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L23true assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0; 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-11-15 23:47:44,625 INFO L793 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-11-15 23:47:44,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:44,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 2 times [2019-11-15 23:47:44,626 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:44,627 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215920634] [2019-11-15 23:47:44,627 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,627 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,655 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:44,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:44,656 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 2 times [2019-11-15 23:47:44,656 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:44,656 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946257305] [2019-11-15 23:47:44,657 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,657 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,666 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:44,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:44,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1295757390, now seen corresponding path program 3 times [2019-11-15 23:47:44,668 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:44,668 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323317829] [2019-11-15 23:47:44,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:44,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:44,683 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:44,703 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:44,703 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:44,704 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:44,704 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:44,704 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 23:47:44,704 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:44,704 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:44,704 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:44,704 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2019-11-15 23:47:44,704 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:44,704 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:44,706 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 23:47:44,710 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 23:47:44,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:44,809 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:44,809 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 23:47:44,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:44,827 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:44,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:44,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_4=0} Honda state: {v_rep~unnamed0~0~false_4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/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 23:47:44,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:44,852 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_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 23:47:44,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 23:47:44,878 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:45,301 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=-1, ULTIMATE.start_main_~b~0=4} Honda state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=-1, ULTIMATE.start_main_~b~0=4} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2, ULTIMATE.start_main_~a~0=2, ULTIMATE.start_main_~x~0=-4, ULTIMATE.start_main_~b~0=2}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~b~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-3, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~b~0=-3}] Lambdas: [1, 4, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 23:47:45,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:45,326 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,331 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:45,331 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_4=1} Honda state: {v_rep~unnamed0~0~true_4=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-11-15 23:47:45,438 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:45,439 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:45,439 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:45,439 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:45,439 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 23:47:45,439 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,439 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:45,439 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:45,439 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-11-15 23:47:45,440 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:45,440 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:45,442 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 23:47:45,468 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 23:47:45,470 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 23:47:45,472 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 23:47:45,474 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 23:47:45,476 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 23:47:45,479 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 23:47:45,482 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 23:47:45,600 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:45,600 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:45,619 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0c1c1652-d58a-4f60-8194-ade8b2bff044/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,739 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 23:47:45,739 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:45,762 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 23:47:45,764 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:45,764 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:45,764 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:45,764 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:45,764 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 23:47:45,764 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:45,765 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:45,765 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:45,765 INFO L131 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-11-15 23:47:45,765 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:45,765 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:45,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:45,773 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 23:47:45,776 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 23:47:45,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:45,780 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 23:47:45,783 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 23:47:45,786 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 23:47:45,787 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 23:47:45,942 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:45,943 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 23:47:45,943 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 23:47:45,944 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,944 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:45,944 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,944 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,944 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,945 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:45,945 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:45,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,946 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 23:47:45,946 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,946 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:45,946 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,946 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,946 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,947 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:45,947 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:45,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,947 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 23:47:45,948 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,948 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:45,948 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,948 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,948 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,948 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:45,948 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:45,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,949 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 23:47:45,949 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,949 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:45,950 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,950 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,950 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,950 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:45,950 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:45,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,951 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 23:47:45,951 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,951 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,951 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,951 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,952 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:45,952 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 23:47:45,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,953 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 23:47:45,954 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,954 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,954 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,954 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,955 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:45,955 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 23:47:45,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,956 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 23:47:45,957 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,957 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:45,957 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,957 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:45,957 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,957 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:45,958 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:45,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:45,958 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 23:47:45,959 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:45,959 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:45,959 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:45,959 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:45,962 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-15 23:47:45,962 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:46,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,081 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 23:47:46,081 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 23:47:46,082 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,082 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,082 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,083 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,083 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,083 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,083 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,084 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 23:47:46,085 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,085 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,085 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,085 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,085 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,085 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,086 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,086 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 23:47:46,087 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,087 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,087 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,087 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,087 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,088 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,088 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,089 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 23:47:46,089 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,089 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,089 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,090 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,090 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,090 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,090 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,091 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 23:47:46,091 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,091 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,092 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,092 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,092 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:46,093 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:46,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,094 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 23:47:46,094 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,095 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,095 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,095 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,096 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:46,096 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:46,097 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,098 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 23:47:46,098 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,099 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,099 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,099 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,099 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,099 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,099 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,100 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 23:47:46,101 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,101 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,101 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:46,101 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,105 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 23:47:46,106 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:46,144 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,144 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 23:47:46,145 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 23:47:46,145 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,145 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,145 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,146 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,146 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,146 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,146 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,147 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 23:47:46,147 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,148 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,148 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,148 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,148 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,148 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,149 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 23:47:46,150 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,150 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,150 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,150 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,150 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,150 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,151 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,151 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 23:47:46,152 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,152 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,152 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,152 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,153 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,153 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,153 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,154 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 23:47:46,154 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,154 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,155 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,155 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,156 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:46,156 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:46,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,157 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 23:47:46,158 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,158 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,158 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,158 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,159 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:46,159 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:46,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,162 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 23:47:46,162 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,163 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,163 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,163 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,163 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,163 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,164 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,164 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 23:47:46,165 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,165 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,165 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:46,165 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,171 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:46,171 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:46,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,208 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 23:47:46,209 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 23:47:46,209 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,210 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,210 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,210 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,210 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,210 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:46,211 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,211 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 23:47:46,212 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,212 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,212 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,212 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,213 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,213 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:46,213 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,214 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 23:47:46,214 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,214 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,215 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,215 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,215 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,215 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:46,215 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,216 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 23:47:46,217 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,217 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,217 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,217 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,217 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,218 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:46,218 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,219 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 23:47:46,219 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,219 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,219 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,219 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,221 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:46,221 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:46,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,223 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 23:47:46,223 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,223 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,223 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,223 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,225 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:46,225 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:46,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,227 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 23:47:46,228 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,228 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,228 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,228 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,229 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,229 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:46,229 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,230 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 23:47:46,230 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:46,230 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,231 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:46,231 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:46,238 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 23:47:46,238 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 23:47:46,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,311 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 23:47:46,312 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 23:47:46,312 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,312 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,313 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,313 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,313 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,313 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,313 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,314 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,314 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 23:47:46,315 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,315 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,315 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,315 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,316 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,316 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,316 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,316 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,317 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 23:47:46,318 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,318 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,318 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,318 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,318 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,319 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,319 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,319 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,320 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 23:47:46,321 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,321 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,321 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,321 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,321 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,322 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,322 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,323 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 23:47:46,323 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,323 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,323 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,323 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,324 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,324 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:46,325 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:46,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,327 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 23:47:46,327 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,327 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,327 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,328 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,328 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,329 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 23:47:46,329 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 23:47:46,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,331 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 23:47:46,332 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,332 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,332 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,332 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,332 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,333 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,333 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 23:47:46,333 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,334 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 23:47:46,334 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,335 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:46,335 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,335 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:46,335 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 23:47:46,340 INFO L400 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-15 23:47:46,340 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:46,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,635 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 23:47:46,636 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 23:47:46,637 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,637 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,637 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,637 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,637 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,638 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,640 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 23:47:46,640 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,640 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,641 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,641 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,641 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,641 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,642 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,642 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,643 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 23:47:46,643 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,644 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,644 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,644 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,645 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,645 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,645 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,645 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,646 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,646 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 23:47:46,647 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,647 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,647 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,647 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,648 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,648 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,648 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,648 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,650 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 23:47:46,650 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,651 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,651 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,651 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,651 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,661 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:46,670 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:46,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,673 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 23:47:46,673 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,673 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,674 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,674 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,674 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,675 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:46,677 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:46,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,682 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 23:47:46,682 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,683 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,684 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:46,684 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,684 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:46,684 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,685 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:46,685 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:46,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:46,687 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 23:47:46,687 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:46,688 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 23:47:46,688 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:46,688 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:46,688 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:46,695 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:46,695 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:47,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,355 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 23:47:47,356 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 23:47:47,356 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,356 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,357 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:47,357 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,357 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,357 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,358 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:47,358 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:47,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,360 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 23:47:47,362 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,362 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,362 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:47,362 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,362 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,362 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,363 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:47,363 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:47,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,365 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 23:47:47,366 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,366 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,366 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:47,366 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,366 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,366 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,367 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:47,367 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:47,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,368 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 23:47:47,369 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,369 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,369 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:47,369 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,370 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,370 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,371 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:47,371 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:47,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,372 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 23:47:47,372 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,373 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,373 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,373 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,373 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,375 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:47,375 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:47,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,380 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 23:47:47,380 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,380 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,380 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,381 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,381 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,382 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 23:47:47,383 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 23:47:47,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,388 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 23:47:47,389 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,389 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,389 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:47,389 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,389 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:47,389 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,390 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 23:47:47,390 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:47,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:47,391 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 23:47:47,392 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:47,393 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:47,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:47,400 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:47,400 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 23:47:47,409 INFO L400 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-15 23:47:47,410 INFO L401 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-15 23:47:48,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,617 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 23:47:48,618 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 23:47:48,619 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,619 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,619 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:48,619 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,619 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,619 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,620 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:48,620 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:48,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,622 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 23:47:48,622 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,623 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,623 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:48,623 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,623 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,623 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,624 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:48,624 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:48,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,625 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 23:47:48,625 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,626 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,626 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:48,626 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,626 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,626 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,627 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:48,627 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:48,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,628 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 23:47:48,629 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,629 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,629 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:48,629 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,629 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,629 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,630 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:48,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:48,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,631 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 23:47:48,632 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,632 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,632 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,632 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,632 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,633 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:48,633 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:48,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,636 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 23:47:48,637 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,637 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,637 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,637 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,638 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 23:47:48,638 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 23:47:48,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,641 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 23:47:48,642 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,642 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,642 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:48,642 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,642 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:48,643 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,643 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:48,643 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:48,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:48,644 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 23:47:48,645 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:48,645 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 23:47:48,645 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:48,645 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:48,646 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 23:47:48,650 INFO L400 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-15 23:47:48,651 INFO L401 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-15 23:47:49,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,401 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 23:47:49,401 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 23:47:49,402 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,402 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,402 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:49,402 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,403 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,403 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,403 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:49,403 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:49,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,405 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 23:47:49,406 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,406 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,406 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:49,406 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,407 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,407 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,407 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:49,407 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:49,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,409 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 23:47:49,409 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,410 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,410 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:49,410 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,410 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,410 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,411 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:49,411 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:49,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,412 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 23:47:49,413 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,413 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,413 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:49,413 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,414 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,414 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,414 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:49,414 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:49,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,416 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 23:47:49,416 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,417 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,417 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,417 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,417 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,418 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 23:47:49,418 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:49,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,422 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 23:47:49,422 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,423 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,423 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,424 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 23:47:49,425 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 23:47:49,428 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,428 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 23:47:49,429 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,429 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,429 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:49,430 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,430 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:49,430 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,430 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 23:47:49,430 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:49,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:49,432 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 23:47:49,432 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 23:47:49,433 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 23:47:49,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:49,433 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:49,433 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 23:47:49,441 INFO L400 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-15 23:47:49,441 INFO L401 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-15 23:47:50,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:50,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 11:47:50 BoogieIcfgContainer [2019-11-15 23:47:50,074 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 23:47:50,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:47:50,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:47:50,075 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:47:50,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:36" (3/4) ... [2019-11-15 23:47:50,081 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 23:47:50,081 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:47:50,083 INFO L168 Benchmark]: Toolchain (without parser) took 14670.04 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 942.4 MB in the beginning and 1.8 GB in the end (delta: -893.5 MB). Peak memory consumption was 160.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:50,084 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:47:50,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:50,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.43 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 23:47:50,087 INFO L168 Benchmark]: Boogie Preprocessor took 20.66 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 23:47:50,089 INFO L168 Benchmark]: RCFGBuilder took 308.66 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:50,092 INFO L168 Benchmark]: BuchiAutomizer took 14017.00 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 928.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -736.6 MB). Peak memory consumption was 925.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:50,093 INFO L168 Benchmark]: Witness Printer took 7.14 ms. Allocated memory is still 2.1 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:50,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 280.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.43 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 20.66 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 308.66 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: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14017.00 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 928.5 MB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -736.6 MB). Peak memory consumption was 925.3 MB. Max. memory is 11.5 GB. * Witness Printer took 7.14 ms. Allocated memory is still 2.1 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. 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 13.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 13.8s. 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: inital52 mio100 ax127 hnf96 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf96 smp100 dnf153 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 635ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3;" "assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455);" "assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455);" "assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455);" "assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455);" "assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0;" "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1;" Loop: "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...