./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 452a4ddc5d154328a041fd76cdcbb5b63a51957d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:11,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:11,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:11,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:11,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:11,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:11,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:11,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:11,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:11,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:11,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:11,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:11,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:11,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:11,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:11,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:11,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:11,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:11,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:11,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:11,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:11,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:11,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:11,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:11,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:11,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:11,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:11,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:11,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:11,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:11,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:11,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:11,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:11,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:11,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:11,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:11,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:11,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:11,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:11,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:11,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:11,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 09:00:11,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:11,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:11,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:11,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:11,066 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:11,066 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:00:11,066 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:00:11,066 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:00:11,066 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:00:11,066 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:00:11,067 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:00:11,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:11,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:11,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:11,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:11,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:11,069 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:00:11,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:11,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:00:11,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:11,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:11,070 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:00:11,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:11,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:11,070 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:00:11,071 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:00:11,071 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_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 452a4ddc5d154328a041fd76cdcbb5b63a51957d [2019-10-22 09:00:11,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:11,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:11,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:11,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:11,109 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:11,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-10-22 09:00:11,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/data/cbd5bfc2e/a3429e2a5c264638ac07eb52f07ed0fc/FLAGcba802a48 [2019-10-22 09:00:11,530 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:11,531 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-10-22 09:00:11,536 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/data/cbd5bfc2e/a3429e2a5c264638ac07eb52f07ed0fc/FLAGcba802a48 [2019-10-22 09:00:11,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/data/cbd5bfc2e/a3429e2a5c264638ac07eb52f07ed0fc [2019-10-22 09:00:11,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:11,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:11,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:11,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:11,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:11,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcc8249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11, skipping insertion in model container [2019-10-22 09:00:11,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,566 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:11,579 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:11,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:11,699 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:11,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:11,779 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:11,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11 WrapperNode [2019-10-22 09:00:11,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:11,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:11,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:00:11,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:00:11,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:11,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:11,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:11,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:11,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... [2019-10-22 09:00:11,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:11,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:11,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:11,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:11,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:11,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:11,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:12,011 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:12,011 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:00:12,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:12 BoogieIcfgContainer [2019-10-22 09:00:12,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:12,013 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:00:12,013 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:00:12,017 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:00:12,018 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:12,018 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:00:11" (1/3) ... [2019-10-22 09:00:12,019 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23fa156d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:12, skipping insertion in model container [2019-10-22 09:00:12,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:12,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:11" (2/3) ... [2019-10-22 09:00:12,019 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23fa156d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:12, skipping insertion in model container [2019-10-22 09:00:12,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:12,019 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:12" (3/3) ... [2019-10-22 09:00:12,021 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-1.c [2019-10-22 09:00:12,066 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:00:12,066 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:00:12,067 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:00:12,067 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:12,067 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:12,067 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:00:12,067 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:12,067 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:00:12,084 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 09:00:12,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:12,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:12,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:12,114 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:12,115 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:12,115 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:00:12,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 09:00:12,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:12,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:12,116 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:12,116 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:12,116 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:12,125 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-10-22 09:00:12,125 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-10-22 09:00:12,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:12,131 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 09:00:12,139 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:12,139 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574489386] [2019-10-22 09:00:12,139 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,139 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,234 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:12,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:12,236 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 09:00:12,236 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:12,236 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773839487] [2019-10-22 09:00:12,237 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,237 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,237 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,256 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:12,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:12,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 09:00:12,258 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:12,259 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816236000] [2019-10-22 09:00:12,259 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,259 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:12,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:12,283 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:12,401 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-10-22 09:00:12,429 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:12,430 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:12,430 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:12,430 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:12,430 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:12,430 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:12,430 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:12,430 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:12,431 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-10-22 09:00:12,431 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:12,431 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:12,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,622 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:12,623 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:12,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:12,630 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:12,659 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:12,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:12,681 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:12,682 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:12,682 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:12,682 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:12,683 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:12,683 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:12,683 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:12,683 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:12,683 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:12,683 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-10-22 09:00:12,683 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:12,683 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:12,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:12,771 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:12,775 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:12,778 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 09:00:12,779 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,779 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,781 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,781 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,782 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:12,784 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:12,784 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,802 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,802 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,803 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,803 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,803 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:12,803 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:12,804 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,807 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,808 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,808 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,808 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,808 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,809 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:12,809 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:12,809 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,811 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:12,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,820 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,821 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,821 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,821 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,821 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,822 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,822 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,839 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,840 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,842 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,843 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,843 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,845 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,846 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,846 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,846 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,846 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,847 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,847 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,850 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:12,850 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 09:00:12,851 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,851 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,852 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,852 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:12,853 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:12,853 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,881 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,882 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,882 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,882 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,882 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:12,883 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:12,883 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,885 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,885 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,885 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,885 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,886 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:12,886 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:12,886 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,888 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,896 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:12,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,897 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,897 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,898 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,898 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,898 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:12,899 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:12,900 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,924 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,924 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,924 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,924 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,924 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:12,925 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:12,925 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,927 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 09:00:12,927 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:12,927 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,928 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,928 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,930 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:12,931 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:12,931 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,933 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:12,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,934 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:12,934 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:12,934 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,935 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,935 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,935 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,938 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,939 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,986 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:12,986 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:12,986 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,986 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,986 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,986 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,987 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,988 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,990 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:12,990 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:12,990 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,990 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,991 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,991 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:12,992 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:12,993 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:12,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:12,995 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:12,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:12,996 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:12,996 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:12,996 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:12,996 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:12,996 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:12,997 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:12,999 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:12,999 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,050 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,050 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:13,052 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,053 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,053 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,053 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,054 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,054 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,061 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 09:00:13,064 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,064 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:13,065 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,065 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,065 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,065 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,073 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,073 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,088 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:13,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,089 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,089 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,090 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,090 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,090 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,090 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,093 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:13,093 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,134 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,134 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,134 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,134 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,134 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,135 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,136 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:13,136 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,139 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,139 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,139 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,139 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,139 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,139 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,146 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:13,146 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,148 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:13,149 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 09:00:13,149 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,149 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,150 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,150 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,150 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,150 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,151 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,151 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,163 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,164 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,164 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,164 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,165 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,165 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,165 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,165 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,166 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,169 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,169 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,170 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,170 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,170 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,170 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,171 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,171 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,177 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:13,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,178 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,178 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,178 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,178 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,178 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,178 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:13,180 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:13,181 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,197 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,198 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,198 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,198 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,199 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,199 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,199 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:13,200 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:13,200 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,205 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,205 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:13,206 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,206 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,206 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,206 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:13,208 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:13,208 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,237 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:13,237 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:13,237 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:13,237 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:13,237 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:13,237 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:13,237 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:13,238 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:13,238 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-10-22 09:00:13,238 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:13,238 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:13,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,335 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:13,335 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/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) [2019-10-22 09:00:13,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:13,341 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:13,348 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:13,348 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:13,357 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:13,357 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:13,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:13,372 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:13,401 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:13,403 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:13,403 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:13,404 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:13,404 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:13,404 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:13,404 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:13,404 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:13,404 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:13,404 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-10-22 09:00:13,404 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:13,404 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:13,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:13,507 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:13,507 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:13,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,508 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,509 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,509 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,509 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:13,510 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:13,510 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:13,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,526 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 09:00:13,527 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,527 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,527 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,527 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,527 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:13,528 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:13,528 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,529 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,530 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,530 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,530 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:13,531 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:13,536 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:13,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,547 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,547 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,548 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,548 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,548 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:13,548 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:13,548 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,549 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:13,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,550 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,550 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,553 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:13,554 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:13,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,576 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,576 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,577 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,577 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,577 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,577 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:13,577 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,578 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,579 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,579 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,579 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,580 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:13,580 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:13,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,595 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,595 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,596 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,596 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,596 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,596 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:13,596 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,597 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:13,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,601 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,601 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,601 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,601 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,603 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:13,603 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:13,619 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,622 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,623 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,623 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,623 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,623 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,623 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,624 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,625 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,625 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,625 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,625 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,627 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:13,634 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:13,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,675 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,675 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,676 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:13,677 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:13,677 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,677 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:13,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,678 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,679 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,679 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,679 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,684 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:13,685 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:13,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,713 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,713 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,714 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,714 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,714 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,714 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:13,714 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,722 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,722 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,723 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,723 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,725 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:13,725 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:13,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,884 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:13,884 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,885 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,885 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,885 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:13,885 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:13,885 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,886 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,886 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:13,886 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 09:00:13,887 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,887 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,887 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,887 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,888 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,892 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:13,892 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:13,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:13,927 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,927 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,928 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:13,928 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,928 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,928 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,929 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:13,929 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:13,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:13,930 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 09:00:13,930 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:13,930 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:13,930 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:13,930 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:13,931 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:13,933 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:13,933 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:14,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:14,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:14,121 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:14,122 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:14,122 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:14,122 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:14,123 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:14,123 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:14,123 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:14,123 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:14,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:14,125 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:14,125 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 09:00:14,127 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:14,127 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:14,127 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:14,128 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:14,128 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:14,130 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:14,131 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:14,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:14,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:14,186 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:14,187 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:14,187 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:14,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:14,188 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:14,188 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:14,188 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:14,189 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:14,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:14,190 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 09:00:14,192 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:14,192 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:14,192 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:14,193 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:14,193 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:14,195 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:14,195 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:15,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:15,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:15,079 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:15,079 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:15,079 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:15,080 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:15,080 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:15,080 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:15,081 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:15,081 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:15,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:15,082 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:15,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:15,084 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:15,084 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:15,085 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:15,085 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:15,085 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:15,087 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:15,087 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:15,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:15,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:15,160 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:15,160 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:15,160 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:15,160 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:15,160 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:15,160 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:15,161 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:15,161 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:15,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:15,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:15,163 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:15,163 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:15,163 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:15,163 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:15,163 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:15,171 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:15,172 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:18,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,399 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 09:00:18,401 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,401 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:18,401 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:18,401 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,401 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,401 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:18,402 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:18,402 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:18,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,403 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:18,403 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 09:00:18,404 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,404 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:18,405 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,405 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,405 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:18,406 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:18,406 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:18,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,433 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,433 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:18,433 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:18,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,433 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:18,433 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:18,434 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:18,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,435 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,436 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:18,436 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,436 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,436 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:18,437 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:18,437 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:18,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,482 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,482 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:18,482 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:18,482 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,482 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,482 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:18,483 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:18,483 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:18,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,484 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:18,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,485 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,485 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:18,485 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,485 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,486 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:18,488 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:18,489 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:18,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,532 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 09:00:18,533 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,534 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:18,534 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:18,534 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,534 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,534 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:18,535 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:18,535 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:18,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,536 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,536 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:18,537 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,537 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,537 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:18,539 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:18,539 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:18,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:18,789 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:18,789 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:18,789 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:18,789 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:18,789 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:18,789 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:18,790 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:18,790 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:18,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:18,792 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 09:00:18,792 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-10-22 09:00:18,792 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-10-22 09:00:18,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:18,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 09:00:18,793 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:18,794 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613961248] [2019-10-22 09:00:18,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,794 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,794 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,808 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:18,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:18,809 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 09:00:18,809 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:18,809 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949017828] [2019-10-22 09:00:18,809 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,809 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,814 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:18,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:18,814 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 09:00:18,814 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:18,814 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172144645] [2019-10-22 09:00:18,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,815 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:18,821 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:18,835 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:18,835 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:18,835 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:18,836 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:18,836 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:18,836 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:18,836 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:18,836 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:18,836 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-10-22 09:00:18,836 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:18,836 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:18,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:18,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:18,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:18,910 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:18,911 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:18,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:18,920 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/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) [2019-10-22 09:00:18,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:18,934 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:18,963 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:18,965 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:18,965 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:18,965 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:18,966 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:18,966 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:18,966 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:18,966 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:18,966 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:18,966 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-10-22 09:00:18,966 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:18,966 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:18,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:18,977 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 09:00:18,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,036 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:19,036 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:19,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,037 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,037 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,037 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,037 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,038 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,038 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:19,038 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,044 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,044 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,044 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,044 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,044 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,045 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:19,045 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,046 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,046 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,046 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,046 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,047 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:19,047 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,047 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:19,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,050 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,050 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,050 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,050 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,051 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,051 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,051 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,054 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,054 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,054 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,054 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,054 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,054 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,054 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,055 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,055 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,056 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,056 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,056 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,057 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,057 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,057 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:19,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,058 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,058 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,058 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,058 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,058 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,059 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,059 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,062 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,063 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,063 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,063 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,063 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,064 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,064 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,066 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,068 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,068 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,068 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,068 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,069 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,069 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,069 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:19,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,070 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,070 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,070 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,071 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,071 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,072 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,072 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,074 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,079 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,079 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,080 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,080 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,080 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,080 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,080 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,081 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,082 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,082 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,082 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,082 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,082 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,082 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,083 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:19,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,084 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,085 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,085 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,085 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,085 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,085 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,086 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,086 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,093 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,094 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,094 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,094 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,094 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,094 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,095 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,095 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,096 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,096 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,096 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,097 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,097 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,097 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,098 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,098 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,099 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:19,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,104 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,105 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:19,105 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,105 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,105 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,105 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,106 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,106 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,119 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,124 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,125 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:19,125 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,125 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,125 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,125 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,126 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,126 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,128 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,128 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:19,128 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,128 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,128 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,128 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,130 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,130 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,154 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:19,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,155 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,155 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,155 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,155 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,156 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,156 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,157 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,157 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,185 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,185 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,185 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,185 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,186 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,186 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,187 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,187 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,188 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,189 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,189 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,189 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,189 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,189 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,193 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,193 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,194 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:19,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,195 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,195 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,195 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,195 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,195 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,195 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,196 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,196 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,200 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,205 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,205 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,205 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,205 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,205 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,206 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,206 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,206 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,209 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,209 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,209 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,209 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,209 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,209 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,210 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,210 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,212 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:19,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,213 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,213 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,213 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,213 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,213 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,213 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:19,214 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:19,215 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,225 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,226 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,226 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,226 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,227 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,227 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:19,227 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:19,227 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,231 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,232 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:19,232 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,232 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,232 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,232 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:19,233 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:19,234 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,266 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:19,267 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:19,267 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:19,267 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:19,267 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:19,267 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:19,267 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:19,267 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:19,267 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-10-22 09:00:19,267 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:19,267 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:19,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,350 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:19,350 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/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 09:00:19,356 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:19,356 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:19,374 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:19,374 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:19,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:19,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:19,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:19,396 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53517629-edaf-4834-b48f-44ddd2dc48c1/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:19,408 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:19,409 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:19,432 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:19,434 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:19,434 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:19,434 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:19,434 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:19,435 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:19,435 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:19,435 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:19,435 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:19,435 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-10-22 09:00:19,435 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:19,435 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:19,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:19,514 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:19,515 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:19,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,515 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,516 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,516 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,516 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:19,517 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:19,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,522 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 09:00:19,523 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,523 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,523 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,523 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,524 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:19,524 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:19,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,529 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,529 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,529 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,530 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,530 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,530 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:19,530 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,531 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,531 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,531 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,531 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,531 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:19,531 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:19,531 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,532 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:19,532 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 09:00:19,533 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,534 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,534 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,534 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,535 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:19,535 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:19,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,546 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,546 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,547 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,547 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,548 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:19,548 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:19,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,554 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,555 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,555 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,555 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,555 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,555 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,555 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,557 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,558 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,558 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,558 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,558 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,559 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:19,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,559 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,559 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,559 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,559 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,561 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:19,561 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:19,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,593 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 09:00:19,594 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,595 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,595 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,595 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,596 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:19,596 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:19,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,605 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,605 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,605 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,605 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,605 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,606 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,606 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,607 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,608 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,608 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,608 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,608 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,608 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:19,608 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,609 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:19,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,609 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,610 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,610 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,610 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,611 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:19,611 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:19,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,653 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,654 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,654 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,654 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,656 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:19,656 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:19,667 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,668 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,669 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,669 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,669 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,669 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,669 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,669 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,670 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:19,670 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,671 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,671 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,671 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:19,671 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:19,671 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,672 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:19,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,673 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,674 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,674 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,674 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,674 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,676 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:19,676 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:19,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,757 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,757 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,757 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,757 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,757 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,759 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:19,759 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:19,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,781 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,781 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,781 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,782 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,782 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,782 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,782 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,782 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,784 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,784 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:19,784 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:19,784 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,785 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,785 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:19,785 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:19,785 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:19,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:19,786 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:19,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:19,786 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:19,786 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:19,787 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:19,787 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:19,787 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:19,790 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:19,795 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:20,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:20,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:20,386 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:20,387 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:20,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:20,387 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:20,387 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:20,390 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:20,396 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:20,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:20,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:20,424 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:20,425 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:20,425 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:20,426 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:20,426 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:20,426 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:20,427 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:20,431 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:20,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:20,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:20,433 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:20,433 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:20,433 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:20,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:20,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:20,433 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:20,434 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:20,434 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:20,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:20,434 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:20,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:20,435 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:20,435 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:20,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:20,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:20,435 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:20,440 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:20,441 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:22,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,598 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,598 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,598 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,598 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,598 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:22,600 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:22,601 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:22,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,670 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,670 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,670 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,670 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,670 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,670 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:22,671 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:22,671 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,672 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 09:00:22,673 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,673 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,673 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,673 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,673 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,673 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:22,674 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:22,674 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,675 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:22,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,675 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,675 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:22,675 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,675 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,676 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:22,677 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:22,678 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:22,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,713 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,713 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:22,713 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,713 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,713 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:22,714 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:22,714 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:22,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,730 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,730 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:22,731 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,731 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,731 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,731 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:22,731 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:22,731 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,733 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,733 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:22,733 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,733 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,733 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,734 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:22,734 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:22,734 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,735 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:22,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,735 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,735 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,735 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,735 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,736 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:22,738 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:22,738 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:22,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,905 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,905 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,905 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,905 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,905 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:22,907 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:22,907 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:22,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,962 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,963 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,963 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,963 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,963 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,963 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:22,963 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:22,964 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:22,966 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:22,966 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:22,966 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:22,967 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:22,967 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:22,967 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:22,967 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:22,967 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:22,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:22,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:00:22 BoogieIcfgContainer [2019-10-22 09:00:22,974 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:00:22,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:22,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:22,975 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:22,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:12" (3/4) ... [2019-10-22 09:00:22,978 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:00:22,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:22,979 INFO L168 Benchmark]: Toolchain (without parser) took 11428.47 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 536.9 MB). Free memory was 944.5 MB in the beginning and 979.3 MB in the end (delta: -34.8 MB). Peak memory consumption was 502.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:22,980 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:22,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:22,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:22,981 INFO L168 Benchmark]: Boogie Preprocessor took 17.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:22,981 INFO L168 Benchmark]: RCFGBuilder took 187.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:22,982 INFO L168 Benchmark]: BuchiAutomizer took 10960.77 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.4 MB). Free memory was 1.1 GB in the beginning and 979.3 MB in the end (delta: 139.0 MB). Peak memory consumption was 578.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:22,982 INFO L168 Benchmark]: Witness Printer took 3.83 ms. Allocated memory is still 1.6 GB. Free memory is still 979.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:22,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 227.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -193.4 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.19 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 187.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 10960.77 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 396.4 MB). Free memory was 1.1 GB in the beginning and 979.3 MB in the end (delta: 139.0 MB). Peak memory consumption was 578.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.83 ms. Allocated memory is still 1.6 GB. Free memory is still 979.3 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 10.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 169ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...