./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.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_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 1ca0873bbf5698fb1752ac7aba535da1c4a773e2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:51,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:51,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:51,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:51,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:51,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:51,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:51,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:51,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:51,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:51,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:51,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:51,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:51,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:51,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:51,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:51,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:51,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:51,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:51,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:51,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:51,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:51,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:51,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:51,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:51,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:51,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:51,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:51,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:51,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:51,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:51,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:51,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:51,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:51,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:51,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:51,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:51,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:51,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:51,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:51,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:51,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:59:51,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:51,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:51,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:51,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:51,839 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:51,839 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:59:51,839 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:59:51,839 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:59:51,840 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:59:51,840 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:59:51,840 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:59:51,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:51,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:51,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:59:51,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:59:51,842 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:51,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:51,842 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:59:51,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:51,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:59:51,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:51,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:51,843 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:59:51,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:51,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:51,843 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:59:51,844 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:59:51,844 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_6259d753-a94a-4396-917d-669167be2714/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 -> 1ca0873bbf5698fb1752ac7aba535da1c4a773e2 [2019-10-22 08:59:51,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:51,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:51,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:51,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:51,889 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:51,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.c [2019-10-22 08:59:51,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/data/d94eb5d00/e245812ce7714e9abba1a8b9e6972428/FLAG536100ab9 [2019-10-22 08:59:52,305 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:52,305 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/sv-benchmarks/c/loop-acceleration/underapprox_2-2.c [2019-10-22 08:59:52,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/data/d94eb5d00/e245812ce7714e9abba1a8b9e6972428/FLAG536100ab9 [2019-10-22 08:59:52,714 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/data/d94eb5d00/e245812ce7714e9abba1a8b9e6972428 [2019-10-22 08:59:52,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:52,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:52,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:52,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:52,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:52,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:52" (1/1) ... [2019-10-22 08:59:52,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24af76ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:52, skipping insertion in model container [2019-10-22 08:59:52,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:52" (1/1) ... [2019-10-22 08:59:52,731 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:52,744 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:52,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:52,917 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:52,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:53,007 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:53,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53 WrapperNode [2019-10-22 08:59:53,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:53,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:53,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:53,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:53,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:53,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:53,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:53,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:53,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:53,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:53,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:53,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:53,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:53,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:53,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:53,235 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:53,235 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:59:53,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:53 BoogieIcfgContainer [2019-10-22 08:59:53,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:53,237 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:59:53,237 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:59:53,242 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:59:53,243 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:53,243 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:59:52" (1/3) ... [2019-10-22 08:59:53,244 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34446883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:59:53, skipping insertion in model container [2019-10-22 08:59:53,244 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:53,245 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (2/3) ... [2019-10-22 08:59:53,245 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34446883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:59:53, skipping insertion in model container [2019-10-22 08:59:53,245 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:53,245 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:53" (3/3) ... [2019-10-22 08:59:53,247 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-2.c [2019-10-22 08:59:53,301 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:59:53,301 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:59:53,301 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:59:53,301 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:53,302 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:53,302 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:59:53,302 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:53,302 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:59:53,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 08:59:53,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:59:53,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:59:53,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:59:53,348 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:59:53,348 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:59:53,348 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:59:53,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 08:59:53,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:59:53,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:59:53,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:59:53,350 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:59:53,350 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:59:53,359 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-10-22 08:59:53,359 INFO L793 eck$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 08:59:53,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:53,366 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:59:53,375 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:53,376 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595577108] [2019-10-22 08:59:53,376 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,376 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:53,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,478 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:53,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:53,480 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 08:59:53,480 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:53,480 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779348466] [2019-10-22 08:59:53,481 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,481 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,481 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,498 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:53,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:53,500 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 08:59:53,501 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:53,501 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789435428] [2019-10-22 08:59:53,501 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,501 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:53,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:53,514 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:53,560 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:53,561 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:53,561 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:53,561 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:53,561 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:53,561 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:53,561 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:53,561 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:53,562 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-10-22 08:59:53,562 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:53,562 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:53,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,797 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:53,798 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 08:59:53,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:53,809 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 08:59:53,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:53,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:59:53,848 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:53,861 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:53,861 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:53,861 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:53,861 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:53,861 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:53,861 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:53,861 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:53,861 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:53,861 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-10-22 08:59:53,862 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:53,862 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:53,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:53,948 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:53,953 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:53,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,956 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:53,956 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,957 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,957 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,957 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:53,960 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:53,960 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,972 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:53,973 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,973 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,973 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,973 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:53,973 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:53,974 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,976 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:53,976 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,977 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,977 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,977 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:53,977 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:53,977 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,980 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:53,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,981 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:53,981 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,981 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,981 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,981 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:53,983 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:53,983 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,995 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 08:59:53,997 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:53,998 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,998 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,998 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,999 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:53,999 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:53,999 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,002 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,002 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,004 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,004 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,004 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,005 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,006 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,007 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:54,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,008 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,009 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,009 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,009 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,009 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,020 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,023 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,052 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,053 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,053 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,054 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,054 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,054 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,055 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,055 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,057 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,057 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,058 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,058 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,058 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,067 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,067 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,070 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:54,070 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 08:59:54,071 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,071 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,071 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,071 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,071 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,073 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,073 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,100 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,101 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,102 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,102 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,102 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,103 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,103 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,114 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,114 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,114 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,114 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,114 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,116 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,116 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,117 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:54,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,119 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,120 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,120 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,120 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,120 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,120 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,123 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,123 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,162 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 08:59:54,163 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,163 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,163 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,163 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,164 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,164 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,165 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,165 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,168 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,168 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,169 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,169 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,169 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,169 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,171 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,172 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,174 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:54,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,176 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,176 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:54,176 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,176 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,176 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,177 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,180 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,180 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,253 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,253 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:54,253 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,253 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,254 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,254 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,255 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,255 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,263 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,263 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:54,263 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,264 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,264 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,264 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,269 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,270 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,283 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,283 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:54,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,284 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,285 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,285 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,285 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,285 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,285 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,296 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,296 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,378 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,386 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,386 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,387 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,387 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,387 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,389 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,389 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,392 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,392 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,392 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,392 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,392 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,393 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,398 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,399 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,401 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:54,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,402 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,403 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,403 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,403 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,403 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,403 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,404 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,405 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,416 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,416 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,416 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,416 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,416 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,416 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,417 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,417 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,421 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,422 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:54,422 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,422 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,422 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,422 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,423 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,424 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,429 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:54,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,434 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,434 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,435 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,435 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:54,437 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,437 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,460 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,460 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,460 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,460 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,460 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,461 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:54,462 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,462 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,467 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,467 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,467 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,468 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,468 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,468 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:54,477 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,477 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,513 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:54,513 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:54,513 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:54,513 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:54,514 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:54,514 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:54,514 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:54,514 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:54,514 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-10-22 08:59:54,514 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:54,514 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:54,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,624 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:54,624 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 08:59:54,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:54,631 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 08:59:54,643 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:59:54,654 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_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:54,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:54,669 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_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:54,683 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:54,683 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 08:59:54,701 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:54,704 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:54,704 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:54,704 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:54,704 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:54,704 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:54,704 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:54,704 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:54,705 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:54,705 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-10-22 08:59:54,705 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:54,705 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:54,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:54,810 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:54,810 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:54,811 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 08:59:54,811 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,811 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,812 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,812 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:54,813 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,813 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:59:54,821 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,822 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,822 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,823 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,823 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,823 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:54,823 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:54,823 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,825 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,825 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,825 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,825 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:54,827 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,827 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:59:54,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,834 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,834 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,834 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,835 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,835 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:54,835 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:54,835 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,836 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:54,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,837 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,837 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,837 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,837 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,840 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:54,840 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:54,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,852 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,852 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,853 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,853 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,853 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,854 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,854 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,856 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,856 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,856 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,856 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,858 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:54,858 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:54,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,875 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,875 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,875 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,875 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,875 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:54,876 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:54,876 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,877 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:54,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,877 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,878 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,878 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,878 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,880 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:54,881 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:54,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,895 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,895 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,895 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,896 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,896 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,896 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,896 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,898 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,898 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,898 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,899 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,900 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:54,901 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:54,935 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,936 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,936 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,936 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,937 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,937 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:54,937 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:54,937 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,938 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,938 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:54,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,939 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,940 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,940 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,940 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,943 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:54,943 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:54,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,967 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,968 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,968 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,968 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,968 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,969 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:54,969 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,972 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:54,972 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,972 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,973 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:54,975 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:54,976 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:55,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,101 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:55,101 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:55,101 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,101 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,101 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:55,102 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:55,102 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:55,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,103 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:55,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,104 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,104 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:55,105 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,105 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,105 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:55,107 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:55,107 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:55,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,130 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,131 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:55,131 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:55,131 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,131 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,131 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:55,132 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:55,132 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:55,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,133 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 08:59:55,133 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,133 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:55,134 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,134 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,134 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:55,136 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:55,136 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:55,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,271 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,271 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:55,271 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:55,271 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,272 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:55,272 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:55,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:55,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,273 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:55,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,274 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,274 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:55,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,274 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:55,277 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:55,277 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:55,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,333 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,333 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:55,333 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:55,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,333 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:55,334 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:55,334 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:55,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:55,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:55,337 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:55,337 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:55,337 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:55,337 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:55,337 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:55,340 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:55,341 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:56,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:56,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:56,287 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:56,291 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:56,292 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:56,292 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:56,292 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:56,292 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:56,292 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:56,293 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:56,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:56,294 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:56,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:56,294 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:56,295 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:56,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:56,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:56,295 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:56,298 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:56,298 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:56,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:56,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:56,365 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:56,369 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:56,370 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:56,370 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:56,370 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:56,370 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:56,371 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:56,371 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:56,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:56,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:56,372 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:56,372 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:56,372 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:56,372 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:56,372 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:56,378 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:56,379 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:59,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,829 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,830 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:59,830 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:59,830 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,830 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,831 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:59,832 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:59,833 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:59,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,834 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:59,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,835 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,836 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:59,836 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,836 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,836 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:59,838 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:59,838 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:59,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,871 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,871 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:59,871 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:59,871 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,871 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,871 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:59,872 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:59,872 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:59,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,873 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,873 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:59,874 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,874 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,874 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:59,876 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:59,876 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:59,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,937 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,938 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:59,938 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:59,938 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,938 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,938 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:59,939 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:59,939 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:59,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:59,940 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:59,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:59,941 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:59,942 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:59,942 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:59,942 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:59,942 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:59,945 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:59:59,947 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:00,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,006 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,006 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,007 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,007 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,007 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,007 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,008 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,008 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,013 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,013 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,013 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,013 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,013 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,017 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:00,017 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:00,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,299 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,299 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,299 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,299 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,299 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,300 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,300 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,300 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,303 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 09:00:00,303 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-10-22 09:00:00,303 INFO L793 eck$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 09:00:00,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:00,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 09:00:00,304 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:00,304 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474252348] [2019-10-22 09:00:00,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,304 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,311 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:00,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:00,312 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 09:00:00,312 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:00,312 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772509037] [2019-10-22 09:00:00,312 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,312 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,317 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:00,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:00,318 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 09:00:00,318 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:00,318 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867724469] [2019-10-22 09:00:00,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:00,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:00,324 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:00,338 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:00,338 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:00,338 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:00,339 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:00,339 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:00,339 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:00,339 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:00,339 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:00,339 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-10-22 09:00:00,339 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:00,339 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:00,340 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 09:00:00,346 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 09:00:00,348 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 09:00:00,397 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:00,397 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 09:00:00,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:00,404 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 09:00:00,414 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:00,415 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 09:00:00,446 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:00,448 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:00,448 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:00,448 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:00,448 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:00,449 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:00,449 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:00,449 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:00,449 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:00,449 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-10-22 09:00:00,449 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:00,449 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:00,450 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 09:00:00,456 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 09:00:00,458 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 09:00:00,508 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:00,508 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:00,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,509 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,509 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,509 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,509 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,510 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,510 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:00,510 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,512 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,513 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,513 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,513 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,513 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,513 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:00,513 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,515 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,515 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,515 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,515 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,515 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:00,516 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,516 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:00,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,517 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,517 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,517 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,517 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,517 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,518 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,518 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,520 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,521 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,521 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,521 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,521 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,521 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,521 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,522 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,522 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 09:00:00,523 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,523 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,523 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,523 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,523 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,524 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,524 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,524 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:00,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,525 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,525 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,525 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,525 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,525 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,526 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,526 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,529 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,529 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,530 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,530 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,530 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,530 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,530 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,531 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,531 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,532 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,532 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,532 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,532 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,532 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,532 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,533 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:00,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,534 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,534 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,534 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,534 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,535 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,535 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,535 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,539 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,539 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,539 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,539 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,539 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,540 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,540 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,541 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,541 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,541 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,541 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,541 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,542 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,542 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,543 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:00,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,544 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,544 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,544 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,544 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,544 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,544 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,545 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,545 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,552 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,552 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,552 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,552 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,552 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,552 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,553 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,553 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,554 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 09:00:00,554 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,554 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,555 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,555 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,555 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,555 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,556 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,556 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,557 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:00,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,557 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,558 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:00,558 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,558 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,559 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,559 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,571 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,571 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:00,571 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,571 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,571 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,571 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,572 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,572 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,574 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,574 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:00,574 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,574 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,574 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,574 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,576 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,576 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,578 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:00,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,579 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,579 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,579 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,579 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,579 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,580 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,581 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,581 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,602 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,602 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,602 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,603 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,603 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,603 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,604 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,604 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,605 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 09:00:00,605 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,605 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,606 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,606 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,606 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,606 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:00,610 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:00,610 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,611 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,612 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:00,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,612 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,613 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,613 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,613 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,613 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,613 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,613 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,614 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,619 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,619 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,619 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,619 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,619 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,619 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,619 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,620 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,621 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,621 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:00,621 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,622 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,622 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,622 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,623 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:00,623 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,626 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:00,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,626 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,626 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,626 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,627 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,627 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,627 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,628 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,628 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,637 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,637 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,637 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,637 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,637 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,638 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,640 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,641 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:00,641 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:00,641 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,642 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,642 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,642 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:00,644 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,644 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,672 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:00,673 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:00,673 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:00,673 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:00,673 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:00,673 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:00,673 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:00,673 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:00,673 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-10-22 09:00:00,673 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:00,673 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:00,674 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 09:00:00,678 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 09:00:00,686 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 09:00:00,688 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 09:00:00,751 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:00,751 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6259d753-a94a-4396-917d-669167be2714/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 09:00:00,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:00,756 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_6259d753-a94a-4396-917d-669167be2714/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 09:00:00,771 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:00,771 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 09:00:00,787 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:00,787 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_6259d753-a94a-4396-917d-669167be2714/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 09:00:00,796 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:00,796 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_6259d753-a94a-4396-917d-669167be2714/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:00,814 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:00,814 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:00,841 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:00,843 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:00,844 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:00,844 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:00,844 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:00,844 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:00,844 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:00,844 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:00,844 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:00,844 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-10-22 09:00:00,844 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:00,844 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:00,845 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 09:00:00,851 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 09:00:00,859 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 09:00:00,861 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 09:00:00,923 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:00,923 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:00,923 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 09:00:00,924 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,924 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,924 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,924 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,925 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,925 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:00,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,930 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 09:00:00,930 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,931 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,931 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,931 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,932 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:00,932 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:00,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,938 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,938 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,939 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,939 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,939 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,939 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:00,939 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,940 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,940 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,940 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,940 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,940 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:00,941 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:00,941 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,941 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:00,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,943 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,943 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,943 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,943 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,944 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:00,945 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:00,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,959 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,960 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,960 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,960 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,961 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:00,961 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:00,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,968 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,968 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,968 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,968 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,969 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,969 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,969 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,971 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,972 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:00,972 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,972 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,972 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:00,972 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:00,972 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:00,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:00,973 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:00,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:00,973 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:00,974 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:00,974 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:00,974 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:00,975 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:00,975 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:01,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,003 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,003 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,003 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,004 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,005 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:01,005 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:01,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,014 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,014 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,014 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,015 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,015 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,015 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:01,015 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,017 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,017 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,018 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,018 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,018 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,018 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:01,018 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,019 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:01,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,020 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,020 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,020 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,020 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:01,022 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:01,023 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:01,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,062 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 09:00:01,062 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,063 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,063 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,063 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:01,064 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:01,064 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:01,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,076 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,076 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,076 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,076 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,076 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:01,076 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:01,077 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,078 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:01,078 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,078 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,078 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,078 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:01,079 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:01,079 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,079 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:01,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,080 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,080 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:01,080 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,080 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,080 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:01,082 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:01,082 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:01,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,158 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,158 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:01,159 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,159 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,159 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:01,160 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:01,160 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:01,180 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,181 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,181 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:01,181 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,181 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,181 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,181 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:01,182 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:01,182 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,183 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,183 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:01,183 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,184 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,184 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,184 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:01,184 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:01,184 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,185 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:01,185 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 09:00:01,185 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,185 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:01,186 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,186 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,186 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,189 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:01,189 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:01,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,790 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,790 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:01,791 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,791 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,791 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,793 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:01,800 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:01,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,835 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,836 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:01,836 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,836 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,837 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,837 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,837 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:01,838 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,839 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 09:00:01,840 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,841 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:01,842 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:01,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,842 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,842 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:01,843 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:01,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:01,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:01,843 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:01,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:01,844 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:01,844 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:01,844 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:01,845 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:01,845 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:01,850 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:01,850 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:04,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,192 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,192 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,192 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,193 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,193 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:04,196 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:04,197 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:04,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,265 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,265 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,266 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,266 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,266 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,266 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:04,267 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:04,268 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,272 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,273 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,273 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,273 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,273 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,273 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:04,274 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:04,274 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,274 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:04,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,275 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,276 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:04,276 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,276 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,276 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:04,278 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:04,278 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:04,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,314 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,314 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:04,315 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,315 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,315 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:04,316 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:04,316 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:04,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,333 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,333 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:04,333 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,333 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:04,334 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:04,335 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,337 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,338 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:04,338 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,338 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,339 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,339 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:04,339 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:04,339 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,341 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:04,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,342 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,342 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,342 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,342 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,342 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:04,344 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:04,344 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:04,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,522 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 09:00:04,523 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,523 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,523 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,523 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,523 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:04,525 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:04,525 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:04,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,581 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,581 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,581 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,581 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,581 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,581 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:04,582 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:04,582 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:00:04,586 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:04,586 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:04,586 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:04,586 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:04,586 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:04,586 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:04,586 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:04,587 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:04,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:04,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:00:04 BoogieIcfgContainer [2019-10-22 09:00:04,595 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:00:04,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:04,595 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:04,596 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:04,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:53" (3/4) ... [2019-10-22 09:00:04,600 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:00:04,600 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:04,603 INFO L168 Benchmark]: Toolchain (without parser) took 11884.47 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 690.5 MB). Free memory was 943.2 MB in the beginning and 1.3 GB in the end (delta: -373.9 MB). Peak memory consumption was 316.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:04,604 INFO L168 Benchmark]: CDTParser took 0.16 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 09:00:04,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:04,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.64 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 09:00:04,606 INFO L168 Benchmark]: Boogie Preprocessor took 18.59 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 09:00:04,606 INFO L168 Benchmark]: RCFGBuilder took 179.97 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: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:04,607 INFO L168 Benchmark]: BuchiAutomizer took 11357.77 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 550.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -199.6 MB). Peak memory consumption was 749.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:04,607 INFO L168 Benchmark]: Witness Printer took 5.21 ms. Allocated memory is still 1.7 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:04,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 289.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.64 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 18.59 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 179.97 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: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 11357.77 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 550.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -199.6 MB). Peak memory consumption was 749.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.21 ms. Allocated memory is still 1.7 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 11.2s. 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: 177ms 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...