./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3b.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/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3b.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/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 3896b84414a1398b8b83fc7620275d5a148e91b6 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:54:11,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:11,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:11,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:11,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:11,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:11,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:11,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:11,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:11,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:11,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:11,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:11,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:11,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:11,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:11,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:11,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:11,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:11,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:11,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:11,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:11,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:11,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:11,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:11,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:11,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:11,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:11,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:11,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:11,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:11,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:11,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:11,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:11,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:11,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:11,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:11,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:11,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:11,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:11,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:11,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:11,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-10-22 08:54:11,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:11,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:11,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:11,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:11,588 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:11,588 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:54:11,589 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:54:11,589 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:54:11,589 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:54:11,589 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:54:11,589 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:54:11,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:54:11,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:54:11,591 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:54:11,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:11,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:54:11,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:11,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:11,591 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:54:11,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:11,592 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:54:11,592 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:54:11,593 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:54:11,593 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/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 -> 3896b84414a1398b8b83fc7620275d5a148e91b6 [2019-10-22 08:54:11,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:54:11,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:54:11,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:54:11,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:54:11,645 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:54:11,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/ex3b.c [2019-10-22 08:54:11,700 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/data/973509377/2b33bd48596b49f39a1c42a969b7eb33/FLAG846977056 [2019-10-22 08:54:12,065 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:54:12,066 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/sv-benchmarks/c/termination-restricted-15/ex3b.c [2019-10-22 08:54:12,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/data/973509377/2b33bd48596b49f39a1c42a969b7eb33/FLAG846977056 [2019-10-22 08:54:12,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/data/973509377/2b33bd48596b49f39a1c42a969b7eb33 [2019-10-22 08:54:12,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:54:12,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:54:12,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:12,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:54:12,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:54:12,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2fc858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12, skipping insertion in model container [2019-10-22 08:54:12,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,103 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:54:12,115 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:54:12,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:12,283 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:54:12,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:12,370 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:54:12,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12 WrapperNode [2019-10-22 08:54:12,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:12,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:12,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:54:12,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:54:12,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:12,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:54:12,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:54:12,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:54:12,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... [2019-10-22 08:54:12,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:54:12,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:54:12,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:54:12,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:54:12,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:54:12,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:54:12,581 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:54:12,581 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:54:12,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:12 BoogieIcfgContainer [2019-10-22 08:54:12,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:54:12,583 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:54:12,583 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:54:12,586 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:54:12,587 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:54:12,587 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:54:12" (1/3) ... [2019-10-22 08:54:12,588 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@db99337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:54:12, skipping insertion in model container [2019-10-22 08:54:12,588 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:54:12,588 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:12" (2/3) ... [2019-10-22 08:54:12,588 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@db99337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:54:12, skipping insertion in model container [2019-10-22 08:54:12,589 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:54:12,589 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:12" (3/3) ... [2019-10-22 08:54:12,590 INFO L371 chiAutomizerObserver]: Analyzing ICFG ex3b.c [2019-10-22 08:54:12,631 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:54:12,631 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:54:12,631 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:54:12,632 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:54:12,632 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:54:12,632 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:54:12,632 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:54:12,633 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:54:12,646 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-10-22 08:54:12,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:54:12,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:54:12,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:54:12,672 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 08:54:12,672 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:54:12,673 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:54:12,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-10-22 08:54:12,673 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:54:12,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:54:12,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:54:12,675 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 08:54:12,675 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:54:12,681 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 4#L10true assume !(main_~y~0 > 46340); 9#L11-2true [2019-10-22 08:54:12,681 INFO L793 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-10-22 08:54:12,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:12,686 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2019-10-22 08:54:12,695 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:12,696 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452806111] [2019-10-22 08:54:12,696 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,696 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,786 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:12,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:12,787 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 1 times [2019-10-22 08:54:12,787 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:12,787 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886001827] [2019-10-22 08:54:12,788 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,788 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,788 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:12,792 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 08:54:12,792 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2070063371] [2019-10-22 08:54:12,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,830 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:12,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:12,831 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 1 times [2019-10-22 08:54:12,832 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:12,832 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023657579] [2019-10-22 08:54:12,832 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,832 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:12,832 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:12,844 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 08:54:12,845 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1912981015] [2019-10-22 08:54:12,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:12,882 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:12,925 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:12,925 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:12,926 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:12,926 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:12,926 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:54:12,926 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:12,926 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:12,926 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:12,926 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-10-22 08:54:12,926 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:12,927 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:12,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:12,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:12,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:12,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,085 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:13,086 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:13,094 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:54:13,101 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:13,102 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/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:13,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:13,116 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,121 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:13,121 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/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:13,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:13,127 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/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) [2019-10-22 08:54:13,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:13,139 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,157 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:13,158 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,165 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:13,165 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/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) [2019-10-22 08:54:13,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:13,178 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,187 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:54:13,190 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:13,190 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:13,190 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:13,190 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:13,190 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:54:13,190 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,191 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:13,191 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:13,191 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-10-22 08:54:13,191 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:13,191 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:13,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,266 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:13,271 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:54:13,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,274 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,274 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:13,278 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:13,278 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:13,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,289 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,290 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:13,292 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:13,292 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:13,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,302 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,307 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,308 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,308 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,308 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:13,308 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:13,308 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,320 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 [2019-10-22 08:54:13,321 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,321 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,321 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,321 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:13,322 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:13,322 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,327 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:54:13,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,328 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,329 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,329 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,329 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,331 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:13,331 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:13,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,336 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,337 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,337 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,337 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,339 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:13,339 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:13,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,348 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,349 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,349 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,349 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,349 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,350 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:13,350 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,356 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,356 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,356 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,356 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,357 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,357 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:13,357 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,364 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:54:13,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,365 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,366 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,366 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,366 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,369 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,369 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,377 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,377 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,377 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,377 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,379 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,379 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,398 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 [2019-10-22 08:54:13,398 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,399 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,399 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,399 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,403 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,403 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,418 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,419 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,419 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,419 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,419 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,420 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,420 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,421 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,440 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:54:13,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,441 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,441 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,442 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,442 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,451 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:13,452 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:13,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,463 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,463 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,463 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,463 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,466 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:13,466 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:13,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,483 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 [2019-10-22 08:54:13,488 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,488 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,488 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,488 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,488 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,489 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:13,489 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,504 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:13,504 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,505 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,505 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,505 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,506 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:13,506 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,519 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:54:13,526 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 [2019-10-22 08:54:13,527 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,527 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,527 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,527 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,527 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,529 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:13,529 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:13,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,543 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,543 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,544 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,544 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,544 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,546 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:13,546 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:13,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,560 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 [2019-10-22 08:54:13,561 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,561 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,561 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,561 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,562 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,562 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,563 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:13,563 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,584 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,584 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,584 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,584 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,585 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,585 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:13,585 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:13,586 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,593 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:54:13,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,594 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,594 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:13,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,594 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,595 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,597 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,597 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,605 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,605 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:13,605 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,605 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,606 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,608 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,608 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,635 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,635 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:13,636 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,636 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,636 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,636 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,638 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,673 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,674 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:13,674 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,674 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,674 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,674 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,676 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,676 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,688 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,691 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:54:13,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,693 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,694 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,695 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,695 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,695 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,698 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:13,700 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:13,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,709 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,709 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,710 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,710 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,711 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,713 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:13,713 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:13,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,732 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,732 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,732 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,733 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,733 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,733 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,734 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:13,734 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,768 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,768 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,768 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,768 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,768 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,769 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:13,770 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:13,770 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,781 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,782 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:54:13,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,783 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,783 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,786 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,786 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,786 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,787 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,787 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,797 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,797 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,797 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,798 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,798 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,799 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:13,799 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:13,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,805 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 [2019-10-22 08:54:13,806 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,806 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,806 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,806 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,806 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,807 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,807 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,807 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,814 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 [2019-10-22 08:54:13,815 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,815 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:13,815 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,815 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,815 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,816 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:13,816 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:13,816 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,828 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:54:13,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,829 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,829 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,829 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,830 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,830 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:13,834 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:13,834 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:13,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,841 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,842 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,842 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,842 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:13,845 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:13,846 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:13,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,857 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,857 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,858 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,858 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,858 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,858 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:13,863 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:13,864 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:13,875 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:13,876 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:13,876 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:13,876 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:13,876 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:13,876 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:13,877 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:13,877 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:13,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:13,931 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:13,931 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:13,931 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:13,931 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:13,931 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:54:13,931 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:13,931 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:13,932 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:13,932 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-10-22 08:54:13,932 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:13,932 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:13,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:13,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,050 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:14,051 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,060 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,060 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:54:14,064 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,064 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:14,075 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,075 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,083 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/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:14,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,098 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 [2019-10-22 08:54:14,103 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,103 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:14,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,112 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,118 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,118 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,129 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/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) [2019-10-22 08:54:14,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:14,142 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,159 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,160 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:14,169 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,170 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,176 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:14,176 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,183 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:14,183 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:14,190 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:54:14,194 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:54:14,196 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:14,197 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:14,197 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:14,197 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:14,197 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:54:14,197 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:14,197 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:14,197 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:14,197 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-10-22 08:54:14,198 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:14,198 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:14,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:14,277 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:14,277 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:54:14,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,278 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,278 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,278 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,279 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,279 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:14,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,281 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,281 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,281 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,281 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,282 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,282 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:14,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,286 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,287 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,287 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,287 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,287 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,287 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:14,287 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,288 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,288 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,289 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,289 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:14,289 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,290 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,290 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,290 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,290 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,290 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,291 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:14,291 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,292 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,292 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,292 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,292 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,292 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,293 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:14,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,295 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,295 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:14,296 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,296 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:14,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,299 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:54:14,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,300 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,300 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,300 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,300 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,301 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,301 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,303 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,303 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,303 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,303 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,304 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,304 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,310 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,310 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,310 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,310 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,310 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,311 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,311 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,312 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,312 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,312 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,312 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,312 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,312 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,313 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,314 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,314 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,314 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,314 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,314 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,314 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,314 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,315 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,315 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,316 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,316 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,316 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,316 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,320 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 [2019-10-22 08:54:14,321 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,321 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,321 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,322 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,322 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,332 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:54:14,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,333 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,333 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,334 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,334 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,337 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,337 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,337 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,338 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,339 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,339 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,350 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,350 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,350 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,350 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,350 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,351 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,351 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,353 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,353 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,353 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,354 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,354 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,354 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,354 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,356 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,356 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,356 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,356 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,357 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,357 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,357 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,358 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,359 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,359 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,359 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,360 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,360 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,364 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,364 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,365 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,365 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,366 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,366 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,373 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:54:14,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,373 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,374 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,374 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,374 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,375 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,375 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,378 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,378 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,378 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,378 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,383 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,383 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,392 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,393 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,393 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,393 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,393 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,393 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,393 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,394 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,395 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,395 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,395 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,401 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,402 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,402 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,403 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,403 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,404 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,404 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,404 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,404 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,404 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,405 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 [2019-10-22 08:54:14,405 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,405 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,406 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,406 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,407 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,407 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,411 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:14,412 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,412 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,412 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,413 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,413 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,421 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:54:14,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,421 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,421 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,422 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,422 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,422 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,423 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,423 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,427 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,427 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,427 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,427 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,427 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,428 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,429 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,449 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,449 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,449 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,450 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,450 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,450 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,450 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,451 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,452 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,452 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,453 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,453 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,453 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,453 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,454 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,454 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,454 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,455 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,455 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,456 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,456 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,456 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,456 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,457 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:14,457 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,458 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,458 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,458 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,458 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,459 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,460 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,460 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,463 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 [2019-10-22 08:54:14,464 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,464 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,464 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,464 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,464 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:14,466 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:14,467 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:14,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,473 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:54:14,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,474 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,474 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,474 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,474 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,482 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,482 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,486 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,486 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,486 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,487 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,487 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,488 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,488 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,523 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,523 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,523 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,523 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,523 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,523 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,524 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,524 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,526 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,526 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,526 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,526 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,526 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,526 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,527 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,528 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,530 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,530 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,530 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,530 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,530 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,530 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,531 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,531 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,532 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,532 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,533 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,533 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,533 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,534 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,534 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,540 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 [2019-10-22 08:54:14,541 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,541 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:14,541 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,541 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,541 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,543 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,543 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,568 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:54:14,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,569 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,569 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,570 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,570 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,570 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,571 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,572 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,577 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,577 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,578 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,578 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,578 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,584 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,585 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,633 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,633 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,633 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,633 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,634 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,634 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,635 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,635 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,648 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,648 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,648 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,648 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,648 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,648 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,649 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,649 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,650 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 [2019-10-22 08:54:14,651 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,651 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,651 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,651 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,651 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,651 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,652 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:14,653 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,655 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,655 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,655 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,656 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,656 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,657 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,658 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,666 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,666 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,666 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,666 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,666 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:14,670 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:14,670 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:14,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,730 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:54:14,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,739 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,739 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,739 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,739 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,740 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,741 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,741 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,744 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,744 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,745 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,745 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,745 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,746 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,746 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,768 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,768 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,768 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,768 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,768 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,768 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,769 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,769 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,770 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 [2019-10-22 08:54:14,770 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,770 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,770 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,771 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,771 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,771 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,772 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,773 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,775 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,776 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,776 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,776 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,776 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,776 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,776 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:14,777 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,778 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,778 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,778 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,779 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,779 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,780 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,780 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,786 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,787 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:14,787 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,787 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,787 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:14,789 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:14,790 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:14,807 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,808 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:54:14,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,810 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,810 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,811 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,811 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,811 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,812 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:14,812 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:14,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,818 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,818 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,819 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,819 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,819 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,821 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:14,821 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:14,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,864 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,865 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,865 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,865 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,865 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,865 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,865 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,866 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,868 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,868 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,868 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,868 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,868 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,868 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,869 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,869 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,871 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,872 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,872 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:14,872 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,872 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,872 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,872 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:14,872 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:14,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,875 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,876 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,876 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,876 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,876 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,877 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:14,877 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:14,882 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:14,883 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:14,883 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:14,883 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:14,884 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:14,884 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:14,886 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:14,886 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:14,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:14,953 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:54:14,953 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 4#L10true assume !(main_~y~0 > 46340); 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-10-22 08:54:14,954 INFO L793 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-10-22 08:54:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:14,954 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 2 times [2019-10-22 08:54:14,954 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:14,955 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688041141] [2019-10-22 08:54:14,955 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:14,955 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:14,955 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:14,958 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 08:54:14,960 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1277332135] [2019-10-22 08:54:14,961 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:14,989 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-10-22 08:54:14,989 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 08:54:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:14,995 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:14,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:14,996 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 2 times [2019-10-22 08:54:14,996 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:14,996 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028213459] [2019-10-22 08:54:14,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:14,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:14,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:14,998 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 08:54:15,000 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1762134018] [2019-10-22 08:54:15,000 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:15,024 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-10-22 08:54:15,025 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 08:54:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:15,029 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:15,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:15,030 INFO L82 PathProgramCache]: Analyzing trace with hash 959558, now seen corresponding path program 3 times [2019-10-22 08:54:15,030 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:15,030 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089368370] [2019-10-22 08:54:15,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:15,030 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:15,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:15,032 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-10-22 08:54:15,032 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1315635530] [2019-10-22 08:54:15,033 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:54:15,064 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-10-22 08:54:15,065 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-10-22 08:54:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:54:15,071 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:54:15,092 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:15,092 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:15,093 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:15,093 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:15,093 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:54:15,093 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,093 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:15,093 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:15,093 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-10-22 08:54:15,093 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:15,093 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:15,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,155 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:15,155 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,161 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:15,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:54:15,177 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:54:15,180 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:15,180 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:15,180 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:15,180 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:15,180 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:54:15,180 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,180 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:15,180 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:15,181 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-10-22 08:54:15,181 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:15,181 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:15,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,246 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:15,246 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:54:15,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,246 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,247 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,247 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,247 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,247 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,247 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:15,247 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,250 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,250 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,250 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,251 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,257 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,257 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,257 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,257 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,257 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,258 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:15,258 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,259 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,259 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,259 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,259 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,260 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,260 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,261 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:54:15,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,261 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,262 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,262 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,262 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,262 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,264 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,264 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,267 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,267 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,267 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,267 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,268 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,268 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,271 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,271 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,271 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,272 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,272 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,275 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,275 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,275 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,275 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,276 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,276 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,277 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:54:15,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,278 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,278 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,278 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,278 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,279 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,279 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,287 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,287 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,287 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,287 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,288 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,288 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,291 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,292 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,292 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,292 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,292 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,292 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,292 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,294 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,294 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,294 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,294 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,297 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,297 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,299 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:54:15,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,300 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,300 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,300 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,301 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,301 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,301 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,301 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,303 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,304 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,304 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,304 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,305 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,305 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,306 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,311 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,311 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,311 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,311 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,311 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,312 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,312 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,314 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 [2019-10-22 08:54:15,314 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,315 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,315 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,315 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,316 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,316 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,317 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:54:15,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,318 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,318 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,318 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,318 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,318 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,318 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,320 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,320 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,324 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,324 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,324 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,325 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,325 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,325 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,326 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,329 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,329 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,329 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,329 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,329 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,329 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,330 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,330 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,334 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,334 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,335 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,335 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,335 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,336 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,336 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,338 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:54:15,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,338 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,338 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,338 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,338 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,339 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,339 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,340 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,340 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,345 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,345 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,345 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,345 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,345 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,346 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,346 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,354 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,355 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,355 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,355 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,355 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,355 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,356 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,356 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,367 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,368 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,368 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,368 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,368 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,369 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,370 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,373 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:54:15,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,374 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,374 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,375 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,375 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,375 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,375 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,376 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,376 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,382 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,383 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,383 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,383 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,383 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,383 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,385 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,385 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,400 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,400 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,400 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,400 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,400 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,400 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,401 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,401 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,414 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,415 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,415 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,415 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,415 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,416 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,417 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,421 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:54:15,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,422 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,422 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,423 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,423 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,424 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,424 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,433 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,433 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,434 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,434 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,434 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,435 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,435 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,439 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,439 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,439 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,439 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,440 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,440 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,440 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,440 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,443 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,443 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,444 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,444 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,444 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,445 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,445 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,447 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:54:15,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,447 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,448 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,448 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,448 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,448 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,448 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:15,449 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,449 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,456 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,456 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,456 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,456 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,456 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:15,457 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:15,457 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:15,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,462 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,462 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,462 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,462 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,463 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,463 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:15,463 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,463 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,468 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,468 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:15,469 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,469 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,469 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:15,470 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:15,470 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:15,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,507 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:15,507 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:15,507 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:15,507 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:15,507 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:54:15,507 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,507 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:15,507 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:15,507 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-10-22 08:54:15,508 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:15,508 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:15,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,605 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:15,605 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,612 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,616 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:15,616 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,624 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,628 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:15,628 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/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,637 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,637 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,640 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:15,640 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,649 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,649 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:15,661 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,677 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:15,677 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,685 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,685 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,688 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:54:15,689 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_7=0} Honda state: {v_rep~unnamed0~0~false_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:54:15,694 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0439b0c7-2478-4b1f-98e2-a35cc06ca003/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:54:15,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:54:15,703 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,707 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:54:15,709 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:54:15,709 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:54:15,709 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:54:15,709 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:54:15,709 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:54:15,709 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:54:15,710 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:54:15,710 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:54:15,710 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-10-22 08:54:15,710 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:54:15,710 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:54:15,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:54:15,823 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:54:15,823 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:54:15,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,824 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,824 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,824 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,824 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,824 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,824 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:15,825 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,825 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,826 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,826 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,826 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,826 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,826 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:15,826 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,827 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 [2019-10-22 08:54:15,828 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,828 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,828 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,829 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,829 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,833 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,834 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,834 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,834 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,834 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,835 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,838 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,838 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,838 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,838 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,838 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,839 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,843 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,843 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,843 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:54:15,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,844 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,844 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,844 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,844 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:54:15,845 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:15,845 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:54:15,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,846 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:54:15,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,847 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,847 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,847 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,848 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,848 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,848 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,848 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,848 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,849 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,849 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,849 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,849 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,849 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,850 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,850 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,851 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,851 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,851 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,852 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,852 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,857 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,857 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,857 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,857 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,858 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,858 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,862 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,862 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,863 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,863 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,863 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,863 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,865 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,865 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,865 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,865 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,865 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,865 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,865 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,866 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,866 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,867 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,867 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,867 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,867 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,867 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,869 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:54:15,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,870 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,870 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,870 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,870 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,870 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,870 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,871 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,871 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,872 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,872 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,872 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,872 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,872 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,873 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,873 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,873 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,873 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,874 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,881 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,887 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,887 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,888 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,888 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,889 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,889 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,894 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,894 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,895 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,895 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,895 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,895 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,897 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,897 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,897 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,897 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,898 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,898 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,898 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,898 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 [2019-10-22 08:54:15,899 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,899 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,899 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,899 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,900 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,900 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,902 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:54:15,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,907 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,907 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,907 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,907 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,907 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,907 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,907 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,908 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,908 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,908 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,908 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,909 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,909 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,909 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,910 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,910 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,910 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,910 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,912 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,912 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,919 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,919 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,919 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,919 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,920 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,921 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,927 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,928 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,928 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,928 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,928 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,929 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,930 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,930 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,930 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,931 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,931 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,931 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,932 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:15,932 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,932 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 [2019-10-22 08:54:15,933 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:54:15,933 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,933 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,933 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:15,934 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:15,934 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:15,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,936 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:54:15,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,938 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,938 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,938 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,938 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,938 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,938 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,938 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,938 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,939 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,939 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,939 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,940 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,940 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,940 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,940 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,940 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,941 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,942 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,942 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,942 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,942 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,943 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,943 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,949 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 [2019-10-22 08:54:15,949 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,949 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,949 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,949 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,949 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,950 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,950 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,964 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,964 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,964 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,964 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,964 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,965 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,965 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,968 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,968 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,968 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,968 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,968 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,968 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,969 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:54:15,969 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,970 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,970 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:15,970 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,970 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,970 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:54:15,971 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:54:15,971 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:54:15,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,974 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:54:15,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,975 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,975 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,976 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,976 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,976 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,976 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,976 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,976 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,979 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,979 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,979 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:15,979 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,979 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,979 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,980 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:15,980 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:15,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,982 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,982 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,982 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,983 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,983 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:15,984 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:15,984 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:15,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:15,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:15,999 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:15,999 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:15,999 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:15,999 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:15,999 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,000 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,000 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,020 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,021 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:16,021 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,021 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,021 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,022 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,022 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,025 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,025 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,025 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:16,025 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,026 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,026 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,026 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,026 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:16,026 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,028 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,028 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:54:16,028 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,028 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,028 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,029 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,030 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,033 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:54:16,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,034 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,034 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,034 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,034 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,034 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,034 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,035 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:16,035 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,036 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,036 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,036 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,037 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,037 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,037 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,037 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:16,038 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,038 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,039 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,039 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,039 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,040 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,040 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,042 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:16,042 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:16,052 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,061 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,062 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,062 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,062 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,062 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,064 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:16,064 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:16,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,106 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,107 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,107 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,107 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,107 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,109 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:16,109 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:16,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,114 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,114 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,114 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,114 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,114 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,115 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,115 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:54:16,115 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,118 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,118 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,118 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,118 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,118 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:54:16,120 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:54:16,120 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:54:16,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,125 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:54:16,125 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 [2019-10-22 08:54:16,125 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,125 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,126 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,126 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,126 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,126 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,126 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:16,126 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,128 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,128 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,128 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,128 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,128 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,128 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,129 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:16,129 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,130 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,130 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,130 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,130 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,130 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,133 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,133 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,149 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 [2019-10-22 08:54:16,149 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,150 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,150 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,150 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,150 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,152 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,152 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,165 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,165 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,165 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,166 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,166 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,167 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,167 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,172 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,172 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,172 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,172 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,172 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,172 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,173 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:54:16,173 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,176 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,176 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:54:16,176 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,176 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,177 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:54:16,178 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:54:16,178 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:54:16,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,181 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:54:16,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,182 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,182 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,182 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,183 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,183 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,183 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,184 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:16,184 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,186 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,187 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,187 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,187 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,187 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,188 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:16,188 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,190 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,190 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,190 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,190 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,191 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,193 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:16,194 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:16,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,227 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,227 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,227 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,227 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,227 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,229 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:16,229 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:16,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,278 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,278 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,278 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,278 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,280 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:16,280 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:16,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,286 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,286 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,286 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:54:16,286 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,286 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,286 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,287 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:54:16,287 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:54:16,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:54:16,291 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:54:16,291 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:54:16,291 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:54:16,291 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:54:16,291 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:54:16,293 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:54:16,293 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:54:16,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:54:16,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:54:16 BoogieIcfgContainer [2019-10-22 08:54:16,303 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:54:16,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:54:16,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:54:16,304 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:54:16,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:12" (3/4) ... [2019-10-22 08:54:16,307 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:54:16,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:54:16,310 INFO L168 Benchmark]: Toolchain (without parser) took 4221.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 240.6 MB). Free memory was 948.5 MB in the beginning and 803.5 MB in the end (delta: 145.0 MB). Peak memory consumption was 385.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:16,311 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:16,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:16,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:16,312 INFO L168 Benchmark]: Boogie Preprocessor took 14.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:16,312 INFO L168 Benchmark]: RCFGBuilder took 168.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:16,313 INFO L168 Benchmark]: BuchiAutomizer took 3720.35 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 132.6 MB). Free memory was 1.1 GB in the beginning and 803.5 MB in the end (delta: 278.0 MB). Peak memory consumption was 410.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:16,314 INFO L168 Benchmark]: Witness Printer took 4.82 ms. Allocated memory is still 1.3 GB. Free memory is still 803.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:16,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.12 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 168.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3720.35 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 132.6 MB). Free memory was 1.1 GB in the beginning and 803.5 MB in the end (delta: 278.0 MB). Peak memory consumption was 410.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.82 ms. Allocated memory is still 1.3 GB. Free memory is still 803.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. 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: inital27 mio100 ax150 hnf98 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq145 hnf94 smp100 dnf100 smp100 tf105 neg100 sie120 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 6ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0;" "assume !(main_~y~0 > 46340);" "assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" Loop: "assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...