./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 34d122a13bd58fefb9ce641bf4f698a50b680c32 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:49:45,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:49:45,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:49:45,055 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:49:45,055 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:49:45,056 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:49:45,057 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:49:45,058 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:49:45,059 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:49:45,060 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:49:45,060 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:49:45,060 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:49:45,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:49:45,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:49:45,062 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:49:45,063 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:49:45,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:49:45,065 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:49:45,066 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:49:45,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:49:45,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:49:45,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:49:45,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:49:45,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:49:45,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:49:45,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:49:45,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:49:45,072 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:49:45,073 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:49:45,074 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:49:45,074 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:49:45,074 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:49:45,074 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:49:45,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:49:45,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:49:45,075 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:49:45,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:49:45,087 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:49:45,087 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:49:45,088 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:49:45,088 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:49:45,088 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:49:45,088 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:49:45,088 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:49:45,088 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:49:45,088 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:49:45,089 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:49:45,089 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:49:45,090 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:49:45,091 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:49:45,091 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:49:45,091 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:49:45,091 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:49:45,091 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:49:45,091 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:49:45,091 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:49:45,092 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:49:45,092 INFO L133 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_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 -> 34d122a13bd58fefb9ce641bf4f698a50b680c32 [2018-11-28 12:49:45,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:49:45,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:49:45,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:49:45,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:49:45,130 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:49:45,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i [2018-11-28 12:49:45,169 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/data/ff322192b/2e6517c107234cac8e629a2569814a7b/FLAGc31ddeb1a [2018-11-28 12:49:45,473 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:49:45,473 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i [2018-11-28 12:49:45,477 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/data/ff322192b/2e6517c107234cac8e629a2569814a7b/FLAGc31ddeb1a [2018-11-28 12:49:45,486 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/data/ff322192b/2e6517c107234cac8e629a2569814a7b [2018-11-28 12:49:45,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:49:45,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:49:45,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:49:45,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:49:45,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:49:45,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef03661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45, skipping insertion in model container [2018-11-28 12:49:45,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:49:45,507 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:49:45,602 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:49:45,604 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:49:45,613 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:49:45,621 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:49:45,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45 WrapperNode [2018-11-28 12:49:45,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:49:45,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:49:45,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:49:45,621 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:49:45,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:49:45,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:49:45,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:49:45,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:49:45,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... [2018-11-28 12:49:45,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:49:45,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:49:45,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:49:45,656 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:49:45,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 [2018-11-28 12:49:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:49:45,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:49:45,810 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:49:45,810 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:49:45,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:45 BoogieIcfgContainer [2018-11-28 12:49:45,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:49:45,811 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:49:45,811 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:49:45,814 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:49:45,815 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:45,815 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:49:45" (1/3) ... [2018-11-28 12:49:45,816 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@627f25e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:49:45, skipping insertion in model container [2018-11-28 12:49:45,816 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:45,816 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:49:45" (2/3) ... [2018-11-28 12:49:45,816 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@627f25e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:49:45, skipping insertion in model container [2018-11-28 12:49:45,816 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:49:45,816 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:45" (3/3) ... [2018-11-28 12:49:45,817 INFO L375 chiAutomizerObserver]: Analyzing ICFG diamond_true-unreach-call1_true-termination.i [2018-11-28 12:49:45,858 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:49:45,858 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:49:45,858 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:49:45,858 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:49:45,858 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:49:45,858 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:49:45,859 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:49:45,859 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:49:45,859 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:49:45,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 12:49:45,879 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 12:49:45,879 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:49:45,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:49:45,885 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:49:45,885 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 12:49:45,885 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:49:45,886 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-28 12:49:45,886 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 12:49:45,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:49:45,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:49:45,887 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:49:45,887 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 12:49:45,894 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0; 6#L13-2true [2018-11-28 12:49:45,894 INFO L796 eck$LassoCheckResult]: Loop: 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-28 12:49:45,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:45,899 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:49:45,901 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:45,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:45,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:45,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:45,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:45,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 1 times [2018-11-28 12:49:45,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:45,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:45,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:45,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:45,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:49:45,982 INFO L82 PathProgramCache]: Analyzing trace with hash 31075, now seen corresponding path program 1 times [2018-11-28 12:49:45,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:49:45,983 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:49:45,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:49:45,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:49:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:49:46,042 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:49:46,043 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:49:46,043 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:49:46,043 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:49:46,043 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:49:46,043 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:49:46,044 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:49:46,044 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:49:46,044 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:49:46,044 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:49:46,044 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:49:46,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:46,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:49:46,247 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:49:46,247 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 [2018-11-28 12:49:46,263 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:49:46,263 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 [2018-11-28 12:49:46,299 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:49:46,299 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:00,270 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:50:00,277 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:00,277 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:00,278 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:00,278 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:00,278 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:50:00,278 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,278 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:00,278 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:00,278 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:50:00,278 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:00,278 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:00,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,414 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:00,417 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:50:00,419 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,420 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,422 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:00,424 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:00,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,432 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:00,434 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:00,434 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,438 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:50:00,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,440 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,442 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:00,443 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:00,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,451 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,451 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,452 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:00,453 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:00,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,457 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:50:00,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,458 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,458 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,458 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,459 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,460 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,469 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,470 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,470 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,470 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,472 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,475 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:50:00,476 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,477 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,477 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:00,478 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:00,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,489 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:00,490 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,490 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:00,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:00,492 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,495 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,496 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:50:00,496 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,496 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,497 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:00,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,497 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:00,499 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:00,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,519 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,519 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,519 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:00,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,520 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:00,522 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:00,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,526 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:50:00,526 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,527 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,527 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:00,527 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,527 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,527 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,529 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,529 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,560 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,562 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:00,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,562 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,564 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,570 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:50:00,571 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,571 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:00,572 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,572 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,572 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,572 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:00,575 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:00,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,612 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,612 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:00,612 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,613 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,613 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:00,615 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:00,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,617 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:50:00,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,618 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,618 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:00,618 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,619 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,619 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,619 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,627 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,628 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,628 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:00,628 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,628 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,628 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:00,629 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:00,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,635 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,635 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:50:00,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,636 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,636 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:00,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,637 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:00,640 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:00,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:00,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:00,653 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:00,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:00,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:00,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:00,655 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:00,656 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:00,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:00,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:00,687 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:00,687 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:00,687 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:00,687 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:00,687 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:50:00,687 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,688 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:00,688 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:00,688 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:50:00,688 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:00,688 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:00,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:00,816 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:00,816 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,835 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:00,835 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:00,839 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:50:00,839 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,855 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:00,855 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:00,908 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:50:00,908 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=135970} Honda state: {ULTIMATE.start_main_~y~0=135970} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,923 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:00,923 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:00,925 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:50:00,925 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/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 [2018-11-28 12:50:00,940 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:00,940 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:00,942 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:50:00,942 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,971 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:00,971 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:00,991 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:50:00,991 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:08,761 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:50:08,766 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:08,767 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:08,767 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:08,767 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:08,767 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:50:08,767 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:08,767 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:08,767 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:08,767 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:50:08,767 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:08,767 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:08,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:08,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:08,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:08,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:08,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:08,901 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:08,901 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:50:08,901 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,902 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,902 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,902 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,902 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,902 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:08,903 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:08,903 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,906 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,907 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:08,907 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:08,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,912 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:08,913 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:08,913 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:50:08,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,923 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,925 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:08,925 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:08,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,926 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,926 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,926 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,927 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:08,927 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:08,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,928 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:50:08,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,929 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:08,929 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:08,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,934 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,935 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:08,936 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:08,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,937 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,937 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,938 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:08,939 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:08,939 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:08,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,948 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:08,948 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:08,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,950 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:08,950 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:08,950 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,951 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:50:08,951 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,951 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,952 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:08,952 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:08,952 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,953 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,953 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,954 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:08,954 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:08,955 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,957 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:08,958 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:08,959 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:08,968 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,969 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,969 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,970 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,970 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,972 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:08,972 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:08,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,973 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,973 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,974 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:08,974 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:08,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,975 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:50:08,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,975 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,976 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:08,976 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:08,976 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,977 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,977 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,977 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,977 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:08,978 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,984 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:08,985 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:08,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:08,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:08,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:08,987 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:08,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:08,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:08,988 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:08,989 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:08,990 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:09,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:09,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,004 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,004 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,005 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:09,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,006 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,006 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,006 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,007 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:50:09,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,007 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,008 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,008 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,008 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:09,008 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:09,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,009 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,009 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,010 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,010 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,010 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,010 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,010 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,010 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:09,011 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:09,011 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,013 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,013 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,014 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,014 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:09,015 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:09,015 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:09,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,034 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,035 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,035 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:09,035 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:09,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,037 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,037 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:09,038 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:09,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,041 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:50:09,042 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,042 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,042 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:09,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,043 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,043 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,044 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,045 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:09,046 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,048 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,048 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,051 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,052 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:09,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,052 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,052 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,077 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:09,077 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:09,096 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,097 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,097 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:09,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,097 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,097 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,097 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,098 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,098 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,099 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,099 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,100 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,100 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:09,100 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,100 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,100 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,101 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:50:09,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,106 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,107 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,109 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,109 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,109 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,109 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,111 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,111 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,112 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,112 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,113 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,113 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,113 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,113 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,113 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,115 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:09,115 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:09,153 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,153 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,154 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,154 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,154 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,154 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,154 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,154 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,155 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,155 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,155 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,156 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,156 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,157 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:09,157 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:09,157 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,158 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:50:09,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,159 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,159 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,159 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,159 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,160 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,160 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,161 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,161 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,162 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,162 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,167 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,167 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,168 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:09,168 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:09,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,182 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,182 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,182 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,182 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,184 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,184 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:09,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,184 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:09,185 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:09,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,186 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,186 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:50:09,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,186 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,187 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,187 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,187 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:09,187 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:09,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,189 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,189 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,190 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:09,191 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:09,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,197 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,197 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,197 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:09,201 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:50:09,202 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:50:09,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,226 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,226 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,226 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:09,227 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:09,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,228 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,228 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:09,229 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:09,229 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:09,229 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:09,229 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:09,229 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:09,229 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:09,229 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:09,230 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:09,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:09,231 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:50:09,232 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0; 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-28 12:50:09,232 INFO L796 eck$LassoCheckResult]: Loop: 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-28 12:50:09,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:09,232 INFO L82 PathProgramCache]: Analyzing trace with hash 31075, now seen corresponding path program 2 times [2018-11-28 12:50:09,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:09,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:09,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:50:09,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:09,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 2 times [2018-11-28 12:50:09,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:09,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:09,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,240 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:50:09,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:50:09,245 INFO L82 PathProgramCache]: Analyzing trace with hash 29863398, now seen corresponding path program 3 times [2018-11-28 12:50:09,245 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:50:09,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:50:09,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,246 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:50:09,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:50:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:50:09,284 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:09,284 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:09,284 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:09,284 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:09,284 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:50:09,284 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:09,284 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:09,284 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:09,284 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:50:09,284 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:09,284 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:09,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:09,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:09,368 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:09,368 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:09,383 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:09,383 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:09,414 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:50:09,414 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-4294967296} Honda state: {ULTIMATE.start_main_~y~0=-4294967296} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:09,443 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:09,443 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:09,483 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:50:09,483 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:22,539 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:50:22,546 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:22,547 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:22,547 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:22,547 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:22,547 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:50:22,547 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:22,547 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:22,547 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:22,547 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:50:22,547 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:22,547 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:22,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,644 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:22,644 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:50:22,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,645 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:22,646 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:22,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,647 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,648 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,648 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:22,648 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:22,648 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,650 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:50:22,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,650 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,651 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:22,651 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:22,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,653 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:22,654 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:22,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,655 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:50:22,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,656 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,656 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,656 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,656 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,656 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,657 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,659 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,660 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,662 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:50:22,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,663 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:22,663 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:22,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:22,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,666 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:22,666 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:22,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,669 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:50:22,669 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,669 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,670 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:22,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,670 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,670 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:22,671 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:22,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,673 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,673 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,673 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:22,673 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,673 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:22,674 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:22,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,679 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:50:22,679 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,679 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,680 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:22,680 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,680 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,681 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,681 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,684 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,684 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:22,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,685 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,686 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,695 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:50:22,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,696 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,696 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:22,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,696 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:22,698 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:22,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,700 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,700 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,700 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:22,701 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,701 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:22,702 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:22,702 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,716 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:50:22,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,716 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:22,716 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,717 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,717 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,721 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:22,722 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,722 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:22,722 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:22,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,726 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,726 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:50:22,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,727 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,727 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:22,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,727 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:22,728 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:22,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:22,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:22,736 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:22,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:22,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:22,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:22,737 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:22,738 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:22,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:22,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:22,824 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:22,824 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:22,824 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:22,824 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:22,824 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:50:22,825 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:22,825 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:22,825 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:22,825 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:50:22,825 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:22,825 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:22,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:22,969 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:22,969 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:22,971 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:50:22,971 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_931e31e7-b88a-4142-ade1-bb611e9b7fbc/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:22,988 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:50:22,988 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:50:35,024 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:50:35,029 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:50:35,029 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:50:35,029 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:50:35,029 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:50:35,029 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:50:35,029 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:50:35,029 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:50:35,029 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:50:35,029 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:50:35,029 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:50:35,029 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:50:35,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:35,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:35,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:35,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:35,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:50:35,161 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:50:35,161 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:50:35,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,164 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,164 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,164 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,164 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:35,165 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:35,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,166 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:35,166 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:35,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,168 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:35,168 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:50:35,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,169 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,169 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,169 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:35,170 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:35,170 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:50:35,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,175 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:50:35,175 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:35,175 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:50:35,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,180 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:50:35,180 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,181 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,181 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,181 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,183 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,184 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,185 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,187 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,188 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:35,188 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:35,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,199 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,199 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:35,200 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:35,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,205 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:50:35,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,210 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,250 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,250 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,250 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,251 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,252 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,252 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,253 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,253 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,256 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,256 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,261 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,262 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,266 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,267 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,267 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,274 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:50:35,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,275 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,275 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,275 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,275 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,276 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,276 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,277 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,277 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,277 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,277 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,279 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,279 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,280 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,281 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:35,281 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:35,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:50:35,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,287 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,288 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:35,289 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:35,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,297 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:50:35,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,297 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,298 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,298 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,299 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,300 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,300 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,301 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,301 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:50:35,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,302 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,303 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,304 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:35,304 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:35,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,311 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,311 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,311 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:50:35,312 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:50:35,312 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:50:35,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,331 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:50:35,331 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,331 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,332 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:35,332 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,332 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,332 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,332 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,332 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,332 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,334 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:35,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,334 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,334 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,335 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,335 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,335 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,336 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:35,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,336 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,337 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,337 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,337 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,338 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,338 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:35,338 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,338 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,340 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,340 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,346 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,347 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:50:35,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,347 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,349 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,349 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,380 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:50:35,380 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,381 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,381 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,381 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,381 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,382 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,382 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,383 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,383 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,383 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,384 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,385 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,385 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,385 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,385 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,386 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:50:35,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,387 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,387 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,387 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,390 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:35,390 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:35,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,404 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,404 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:50:35,406 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:50:35,406 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:50:35,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,480 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:50:35,480 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,480 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,480 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,480 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,481 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,481 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,481 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,481 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,482 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,482 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,482 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,483 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,483 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,483 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,484 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,484 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,485 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,485 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,485 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,485 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:50:35,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,486 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,487 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,488 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,488 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,497 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,497 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:50:35,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,497 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:50:35,498 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:50:35,498 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:50:35,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,516 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:50:35,517 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,517 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,518 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:35,518 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:35,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,520 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,520 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,520 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,520 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,520 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:35,521 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:35,521 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,522 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,522 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,523 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,523 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:50:35,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,523 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,523 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:35,523 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:50:35,523 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:50:35,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,525 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,526 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:35,528 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:50:35,528 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:50:35,541 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,541 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:50:35,542 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:50:35,542 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:50:35,542 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:50:35,542 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:50:35,542 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:50:35,544 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:50:35,544 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:50:35,616 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:50:35,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:50:35 BoogieIcfgContainer [2018-11-28 12:50:35,621 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:50:35,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:50:35,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:50:35,621 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:50:35,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:49:45" (3/4) ... [2018-11-28 12:50:35,624 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:50:35,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:50:35,625 INFO L168 Benchmark]: Toolchain (without parser) took 50136.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 955.3 MB in the beginning and 967.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:35,626 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:35,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.34 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 944.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:35,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.16 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:35,627 INFO L168 Benchmark]: Boogie Preprocessor took 11.77 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 941.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:35,628 INFO L168 Benchmark]: RCFGBuilder took 155.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 941.8 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:35,628 INFO L168 Benchmark]: BuchiAutomizer took 49809.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 32.5 MB). Free memory was 1.1 GB in the beginning and 967.7 MB in the end (delta: 141.6 MB). Peak memory consumption was 258.8 MB. Max. memory is 11.5 GB. [2018-11-28 12:50:35,628 INFO L168 Benchmark]: Witness Printer took 3.65 ms. Allocated memory is still 1.2 GB. Free memory is still 967.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:50:35,631 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 131.34 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 944.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.16 ms. Allocated memory is still 1.0 GB. Free memory is still 944.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.77 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 941.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 155.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 941.8 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 49809.27 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 32.5 MB). Free memory was 1.1 GB in the beginning and 967.7 MB in the end (delta: 141.6 MB). Peak memory consumption was 258.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.65 ms. Allocated memory is still 1.2 GB. Free memory is still 967.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 49.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 49.7s. 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: inital41 mio100 ax100 hnf100 lsp68 ukn100 mio100 lsp100 div618 bol100 ite118 ukn100 eq147 hnf39 smp60 dnf98 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 16ms VariablesStem: 3 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < 99);" "assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 99);" "assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...