./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 03:43:36,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 03:43:36,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 03:43:36,903 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 03:43:36,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 03:43:36,906 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 03:43:36,908 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 03:43:36,912 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 03:43:36,915 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 03:43:36,923 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 03:43:36,925 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 03:43:36,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 03:43:36,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 03:43:36,931 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 03:43:36,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 03:43:36,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 03:43:36,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 03:43:36,939 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 03:43:36,946 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 03:43:36,949 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 03:43:36,952 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 03:43:36,956 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 03:43:36,961 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 03:43:36,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 03:43:36,964 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 03:43:36,965 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 03:43:36,966 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 03:43:36,967 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 03:43:36,968 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 03:43:36,969 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 03:43:36,969 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 03:43:36,970 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 03:43:36,970 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 03:43:36,970 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 03:43:36,971 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 03:43:36,972 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 03:43:36,972 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 03:43:36,990 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 03:43:36,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 03:43:36,992 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 03:43:36,992 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 03:43:36,992 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 03:43:36,992 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 03:43:36,993 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 03:43:36,993 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 03:43:36,993 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 03:43:36,993 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 03:43:36,993 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 03:43:36,993 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 03:43:36,994 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 03:43:36,995 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 03:43:36,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 03:43:36,996 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 03:43:36,996 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 03:43:36,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 03:43:36,996 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 03:43:36,997 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 03:43:36,997 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 03:43:36,998 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 [2019-01-14 03:43:37,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 03:43:37,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 03:43:37,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 03:43:37,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 03:43:37,076 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 03:43:37,077 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2019-01-14 03:43:37,137 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9ed0317/6eebc1a825084848932b5ae3b8308dd7/FLAG60d12e5a3 [2019-01-14 03:43:37,582 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 03:43:37,583 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2019-01-14 03:43:37,588 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9ed0317/6eebc1a825084848932b5ae3b8308dd7/FLAG60d12e5a3 [2019-01-14 03:43:37,964 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9ed0317/6eebc1a825084848932b5ae3b8308dd7 [2019-01-14 03:43:37,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 03:43:37,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 03:43:37,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 03:43:37,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 03:43:37,975 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 03:43:37,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:43:37" (1/1) ... [2019-01-14 03:43:37,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53307116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:37, skipping insertion in model container [2019-01-14 03:43:37,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 03:43:37" (1/1) ... [2019-01-14 03:43:37,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 03:43:38,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 03:43:38,222 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:43:38,230 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 03:43:38,256 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 03:43:38,280 INFO L195 MainTranslator]: Completed translation [2019-01-14 03:43:38,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38 WrapperNode [2019-01-14 03:43:38,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 03:43:38,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 03:43:38,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 03:43:38,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 03:43:38,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 03:43:38,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 03:43:38,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 03:43:38,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 03:43:38,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... [2019-01-14 03:43:38,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 03:43:38,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 03:43:38,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 03:43:38,370 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 03:43:38,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 03:43:38,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 03:43:38,727 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 03:43:38,727 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-14 03:43:38,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:43:38 BoogieIcfgContainer [2019-01-14 03:43:38,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 03:43:38,730 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 03:43:38,730 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 03:43:38,734 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 03:43:38,735 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:43:38,735 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 03:43:37" (1/3) ... [2019-01-14 03:43:38,736 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16acf699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:43:38, skipping insertion in model container [2019-01-14 03:43:38,736 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:43:38,737 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 03:43:38" (2/3) ... [2019-01-14 03:43:38,737 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16acf699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 03:43:38, skipping insertion in model container [2019-01-14 03:43:38,737 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 03:43:38,737 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:43:38" (3/3) ... [2019-01-14 03:43:38,739 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_true-unreach-call1_true-termination.i [2019-01-14 03:43:38,795 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 03:43:38,796 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 03:43:38,796 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 03:43:38,796 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 03:43:38,796 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 03:43:38,796 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 03:43:38,796 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 03:43:38,796 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 03:43:38,797 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 03:43:38,813 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-14 03:43:38,836 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-14 03:43:38,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:43:38,836 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:43:38,844 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:43:38,844 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 03:43:38,845 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 03:43:38,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-14 03:43:38,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-14 03:43:38,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 03:43:38,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 03:43:38,847 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-14 03:43:38,847 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-14 03:43:38,856 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true [2019-01-14 03:43:38,857 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2019-01-14 03:43:38,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:43:38,864 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-14 03:43:38,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:43:38,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:43:38,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:38,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:43:38,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:38,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:43:38,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2019-01-14 03:43:38,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:43:38,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:43:38,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:38,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:43:38,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:39,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:43:39,008 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2019-01-14 03:43:39,008 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:43:39,008 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:43:39,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:39,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:43:39,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:43:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:43:39,243 WARN L181 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:43:39,255 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:43:39,256 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:43:39,256 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:43:39,257 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:43:39,257 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:43:39,257 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:39,257 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:43:39,257 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:43:39,258 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:43:39,259 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:43:39,259 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:43:39,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:39,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:39,707 WARN L181 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:43:39,824 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:43:39,825 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:39,831 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:43:39,831 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:43:39,840 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:43:39,840 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:39,863 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:43:39,863 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:40,038 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:43:40,038 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:43:52,285 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:43:52,308 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:43:52,308 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:43:52,308 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:43:52,308 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:43:52,309 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:43:52,309 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:52,309 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:43:52,309 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:43:52,310 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:43:52,310 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:43:52,310 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:43:52,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:52,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:52,553 WARN L181 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:43:52,760 WARN L181 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-01-14 03:43:52,763 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:43:52,769 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:43:52,770 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 [2019-01-14 03:43:52,772 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,774 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:43:52,779 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:43:52,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,803 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 [2019-01-14 03:43:52,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,804 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,804 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,805 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:43:52,805 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:43:52,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,808 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:43:52,808 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 [2019-01-14 03:43:52,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,811 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:43:52,815 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:43:52,815 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,840 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 [2019-01-14 03:43:52,841 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,841 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,843 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:43:52,844 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:43:52,844 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,847 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:43:52,848 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 [2019-01-14 03:43:52,849 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,849 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:52,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:52,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,884 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 [2019-01-14 03:43:52,886 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,887 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,887 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,887 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:52,889 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:52,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,891 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:43:52,892 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 [2019-01-14 03:43:52,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,894 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:43:52,899 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:43:52,900 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,953 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 [2019-01-14 03:43:52,957 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:43:52,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,958 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:43:52,961 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:43:52,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:52,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:52,964 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:43:52,965 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 [2019-01-14 03:43:52,967 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:52,970 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:43:52,970 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:52,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:52,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:52,971 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:43:52,984 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:43:52,987 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,091 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 [2019-01-14 03:43:53,092 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,092 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:43:53,093 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,095 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:43:53,098 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:43:53,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,107 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:43:53,109 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 [2019-01-14 03:43:53,112 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,114 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:43:53,114 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,115 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:53,127 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:53,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,265 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 [2019-01-14 03:43:53,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,266 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:43:53,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,267 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:53,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:53,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,274 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,275 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:43:53,275 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 [2019-01-14 03:43:53,276 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,277 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:43:53,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,279 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:43:53,287 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:43:53,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,422 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 [2019-01-14 03:43:53,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,423 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:43:53,423 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,426 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:43:53,429 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:43:53,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,432 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:43:53,432 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 [2019-01-14 03:43:53,433 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,433 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:43:53,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,436 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:53,440 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:53,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,459 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 [2019-01-14 03:43:53,459 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,460 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:43:53,460 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,464 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:43:53,465 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:43:53,465 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,476 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:43:53,476 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 [2019-01-14 03:43:53,479 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,479 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:43:53,480 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,480 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,480 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,480 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:43:53,486 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:43:53,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,545 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 [2019-01-14 03:43:53,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:43:53,548 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:43:53,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:43:53,549 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:43:53,549 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:43:53,550 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:43:53,551 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:43:53,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:43:53,558 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:43:53,620 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:43:53,620 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:43:53,620 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:43:53,621 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:43:53,621 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:43:53,621 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:53,621 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:43:53,621 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:43:53,621 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:43:53,622 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:43:53,624 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:43:53,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:53,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:53,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:43:53,890 WARN L181 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:43:54,640 WARN L181 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:43:54,732 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:43:54,733 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:54,740 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:43:54,740 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:43:54,743 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:43:54,743 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:43:54,766 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:43:54,766 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:43:54,771 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 03:43:54,771 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:54,793 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:43:54,793 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:43:54,848 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:43:54,848 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:44:07,119 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:44:07,141 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:44:07,141 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:44:07,141 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:44:07,141 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:44:07,142 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:44:07,142 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:07,142 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:44:07,142 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:44:07,142 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:44:07,142 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:44:07,142 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:44:07,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:07,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:07,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:07,380 WARN L181 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:07,710 WARN L181 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:44:07,766 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:44:07,767 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:44:07,767 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 [2019-01-14 03:44:07,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,769 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:07,770 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:07,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,771 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 [2019-01-14 03:44:07,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,772 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:07,777 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:07,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,779 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 [2019-01-14 03:44:07,779 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,782 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:07,785 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:07,785 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:44:07,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,798 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:44:07,799 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 [2019-01-14 03:44:07,800 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,800 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,800 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,803 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:07,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,805 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 [2019-01-14 03:44:07,805 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,806 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:07,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,810 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,811 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 [2019-01-14 03:44:07,811 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,812 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,812 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,817 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:44:07,817 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:44:07,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,837 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:44:07,837 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 [2019-01-14 03:44:07,840 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,841 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:07,842 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:07,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,844 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 [2019-01-14 03:44:07,845 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,845 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,845 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:07,848 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:07,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,850 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 [2019-01-14 03:44:07,851 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,853 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:07,858 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:07,858 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:07,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,881 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:44:07,882 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 [2019-01-14 03:44:07,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,885 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:07,886 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:07,887 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,888 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 [2019-01-14 03:44:07,888 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,888 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,891 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:07,893 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:07,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,894 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 [2019-01-14 03:44:07,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:07,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,897 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:07,906 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:44:07,907 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:44:07,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,948 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:44:07,949 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 [2019-01-14 03:44:07,949 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:07,950 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:07,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,950 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,953 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:07,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,956 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 [2019-01-14 03:44:07,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:07,957 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:07,957 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:07,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,957 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,961 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:07,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:07,962 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:07,963 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 [2019-01-14 03:44:07,971 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:07,971 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:07,972 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:07,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:07,972 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:07,978 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:44:07,978 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:44:08,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,035 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:44:08,035 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 [2019-01-14 03:44:08,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,036 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:08,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,039 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,041 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:08,041 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,044 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 [2019-01-14 03:44:08,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,045 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:08,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,045 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,048 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:08,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,051 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 [2019-01-14 03:44:08,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,051 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:08,052 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,054 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,054 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,060 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:08,060 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:08,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,197 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:44:08,198 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 [2019-01-14 03:44:08,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,200 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,202 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:08,205 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:08,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,208 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 [2019-01-14 03:44:08,211 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,211 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,212 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:08,217 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:08,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,224 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 [2019-01-14 03:44:08,230 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,231 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,231 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:08,246 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:44:08,246 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:44:08,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,524 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:44:08,525 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 [2019-01-14 03:44:08,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,525 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:08,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,526 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,526 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,526 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:08,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,531 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,532 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 [2019-01-14 03:44:08,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,533 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:08,533 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,533 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,533 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,537 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:08,537 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,538 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,540 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 [2019-01-14 03:44:08,542 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,542 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:08,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,544 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:08,548 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:08,548 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:08,583 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,584 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:44:08,584 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 [2019-01-14 03:44:08,585 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,587 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,588 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:08,588 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:08,588 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,593 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 [2019-01-14 03:44:08,593 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,593 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:08,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,596 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:08,597 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:08,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:08,601 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,602 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 [2019-01-14 03:44:08,602 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:08,603 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:08,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:08,605 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:08,605 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:08,611 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:44:08,612 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:44:08,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:08,720 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-14 03:44:08,720 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2019-01-14 03:44:08,721 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2019-01-14 03:44:08,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:44:08,723 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2019-01-14 03:44:08,723 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:44:08,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:44:08,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 03:44:08,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:44:08,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2019-01-14 03:44:08,737 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:44:08,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:44:08,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,739 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:44:08,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 03:44:08,750 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2019-01-14 03:44:08,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 03:44:08,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 03:44:08,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,751 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 03:44:08,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 03:44:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 03:44:08,906 WARN L181 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:09,053 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:09,063 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:44:09,064 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:44:09,064 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:44:09,065 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:44:09,065 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:44:09,065 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:09,065 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:44:09,065 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:44:09,065 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:44:09,065 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:44:09,065 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:44:09,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:09,221 WARN L181 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:09,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:09,928 WARN L181 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:44:10,202 WARN L181 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-01-14 03:44:10,207 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:44:10,207 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:10,211 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:44:10,211 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:10,379 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:44:10,379 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:44:22,656 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:44:22,678 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:44:22,678 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:44:22,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:44:22,678 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:44:22,678 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:44:22,678 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:22,678 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:44:22,679 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:44:22,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-14 03:44:22,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:44:22,679 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:44:22,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:22,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:22,838 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:44:22,880 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:44:22,881 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:44:22,881 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 [2019-01-14 03:44:22,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,882 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,883 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,886 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:22,886 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:22,886 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,888 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 [2019-01-14 03:44:22,888 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,888 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,888 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:22,890 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:22,890 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,894 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:44:22,894 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 [2019-01-14 03:44:22,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,895 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:22,895 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:22,895 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,896 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 [2019-01-14 03:44:22,896 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,897 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:22,898 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:22,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,905 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:44:22,905 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 [2019-01-14 03:44:22,906 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,906 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:22,907 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:22,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,908 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 [2019-01-14 03:44:22,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,908 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:22,909 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:22,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,915 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:44:22,915 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 [2019-01-14 03:44:22,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,916 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:22,917 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:22,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,918 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 [2019-01-14 03:44:22,918 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:22,918 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,918 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,919 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:22,920 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:22,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,926 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,926 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:44:22,926 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 [2019-01-14 03:44:22,927 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:22,927 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:22,927 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,927 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:22,929 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:22,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,930 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 [2019-01-14 03:44:22,930 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:22,931 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:22,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,931 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:22,932 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:22,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,946 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:44:22,946 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 [2019-01-14 03:44:22,947 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:22,947 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:22,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,948 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:22,949 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:22,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,953 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 [2019-01-14 03:44:22,954 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:22,954 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:22,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:22,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:22,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:22,954 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:22,961 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:22,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:22,998 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:22,998 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:44:22,999 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 [2019-01-14 03:44:22,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,000 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:23,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,000 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:23,001 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:23,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,006 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,008 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 [2019-01-14 03:44:23,012 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,012 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:23,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,013 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:23,019 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:23,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,089 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,090 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:44:23,090 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 [2019-01-14 03:44:23,094 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,094 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:23,094 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,095 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:23,095 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:23,095 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,099 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,099 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 [2019-01-14 03:44:23,100 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,100 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:23,100 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,100 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:23,102 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:23,106 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,117 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,118 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:44:23,118 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 [2019-01-14 03:44:23,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,121 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:23,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,122 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:23,125 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:23,125 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,134 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 [2019-01-14 03:44:23,138 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:23,138 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:23,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:23,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:23,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:23,138 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:23,143 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:23,143 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:23,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:23,465 WARN L181 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-01-14 03:44:23,594 WARN L181 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-14 03:44:23,605 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:44:23,605 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:44:23,605 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:44:23,605 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:44:23,605 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 03:44:23,606 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:23,607 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:44:23,607 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:44:23,608 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:44:23,608 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:44:23,608 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:44:23,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:23,714 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-14 03:44:23,868 WARN L181 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:23,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:23,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:24,162 WARN L181 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-14 03:44:24,554 WARN L181 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-14 03:44:24,630 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:44:24,631 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 03:44:24,635 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 03:44:24,635 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:24,678 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 03:44:24,678 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 03:44:36,912 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-14 03:44:36,931 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 03:44:36,932 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 03:44:36,932 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 03:44:36,932 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 03:44:36,932 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 03:44:36,932 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 03:44:36,932 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 03:44:36,932 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 03:44:36,932 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-14 03:44:36,932 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 03:44:36,932 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 03:44:36,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:36,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:36,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 03:44:37,233 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 03:44:37,233 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 03:44:37,233 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 [2019-01-14 03:44:37,236 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,236 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:37,237 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:37,237 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,237 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,238 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 [2019-01-14 03:44:37,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,238 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:37,244 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:37,244 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-14 03:44:37,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,264 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 [2019-01-14 03:44:37,264 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,265 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 03:44:37,268 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 03:44:37,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,269 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-14 03:44:37,269 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 [2019-01-14 03:44:37,274 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,274 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,275 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,276 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:37,276 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,278 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 [2019-01-14 03:44:37,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,283 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:44:37,283 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:44:37,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,306 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 [2019-01-14 03:44:37,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,307 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,312 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:37,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,313 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-14 03:44:37,315 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 [2019-01-14 03:44:37,315 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,318 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:37,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:37,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,319 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,322 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 [2019-01-14 03:44:37,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:37,329 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:37,329 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:37,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,366 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 [2019-01-14 03:44:37,367 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,367 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,367 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,367 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:37,367 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:37,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,372 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-14 03:44:37,372 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 [2019-01-14 03:44:37,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,373 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:37,378 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:37,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,382 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 [2019-01-14 03:44:37,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,386 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,386 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:37,391 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:44:37,391 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:44:37,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,435 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 [2019-01-14 03:44:37,435 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 03:44:37,435 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,436 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:37,436 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:37,436 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,449 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-14 03:44:37,450 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 [2019-01-14 03:44:37,450 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:37,450 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:37,451 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,451 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,451 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:37,452 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,458 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 [2019-01-14 03:44:37,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:37,458 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:37,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,459 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,464 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-14 03:44:37,464 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-14 03:44:37,693 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,694 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 [2019-01-14 03:44:37,697 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:37,698 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:37,698 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,699 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-14 03:44:37,704 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-14 03:44:37,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,705 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-14 03:44:37,705 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 [2019-01-14 03:44:37,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:37,706 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:37,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:37,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,711 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:37,712 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:37,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:37,713 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:37,715 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 [2019-01-14 03:44:37,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:37,716 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:37,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:37,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:37,720 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:37,725 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:37,726 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:38,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:38,491 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 [2019-01-14 03:44:38,492 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:38,492 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-14 03:44:38,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:38,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:38,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:38,496 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:38,497 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:38,497 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:38,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:38,501 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-14 03:44:38,501 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 [2019-01-14 03:44:38,502 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:38,502 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:38,502 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:38,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:38,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:38,502 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:38,508 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:38,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:38,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:38,510 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 [2019-01-14 03:44:38,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:38,511 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:38,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:38,511 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:38,511 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:38,522 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-14 03:44:38,522 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-14 03:44:40,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,150 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 [2019-01-14 03:44:40,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,151 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:40,151 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:40,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,151 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-14 03:44:40,152 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-14 03:44:40,152 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:40,158 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,158 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-14 03:44:40,159 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 [2019-01-14 03:44:40,159 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,159 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:40,159 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:40,159 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,159 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,160 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:40,164 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:40,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:40,166 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,166 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 [2019-01-14 03:44:40,167 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,167 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:40,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,167 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:40,174 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-14 03:44:40,174 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-14 03:44:40,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,316 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 [2019-01-14 03:44:40,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,317 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-14 03:44:40,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:40,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,317 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-14 03:44:40,318 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-14 03:44:40,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:40,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,324 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-14 03:44:40,324 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 [2019-01-14 03:44:40,325 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,325 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:40,325 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:40,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,325 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:40,326 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:40,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:40,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,333 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 [2019-01-14 03:44:40,336 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,337 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:40,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,337 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:40,344 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-14 03:44:40,345 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-14 03:44:40,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,946 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 [2019-01-14 03:44:40,946 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-14 03:44:40,947 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-14 03:44:40,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 03:44:40,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 03:44:40,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 03:44:40,950 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-14 03:44:40,951 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-14 03:44:40,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 03:44:40,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-14 03:44:40,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 03:44:40 BoogieIcfgContainer [2019-01-14 03:44:40,965 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 03:44:40,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 03:44:40,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 03:44:40,966 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 03:44:40,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 03:43:38" (3/4) ... [2019-01-14 03:44:40,973 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 03:44:40,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 03:44:40,974 INFO L168 Benchmark]: Toolchain (without parser) took 63005.60 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 389.0 MB). Free memory was 951.3 MB in the beginning and 1.2 GB in the end (delta: -274.1 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2019-01-14 03:44:40,977 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:44:40,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 03:44:40,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.57 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:44:40,980 INFO L168 Benchmark]: Boogie Preprocessor took 37.47 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:44:40,982 INFO L168 Benchmark]: RCFGBuilder took 359.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-01-14 03:44:40,984 INFO L168 Benchmark]: BuchiAutomizer took 62234.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -106.5 MB). Peak memory consumption was 460.6 MB. Max. memory is 11.5 GB. [2019-01-14 03:44:40,985 INFO L168 Benchmark]: Witness Printer took 8.19 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 03:44:40,992 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.57 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.47 ms. Allocated memory is still 1.0 GB. Free memory is still 940.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 359.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 62234.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -106.5 MB). Peak memory consumption was 460.6 MB. Max. memory is 11.5 GB. * Witness Printer took 8.19 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 62.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 62.1s. 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: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div248 bol100 ite100 ukn100 eq163 hnf60 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 612ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...