./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/loop-acceleration/functions_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa 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_false-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 b863c06e3a705bd271aead006d68e66fa05ed392 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:01:57,232 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:01:57,234 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:01:57,248 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:01:57,248 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:01:57,250 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:01:57,251 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:01:57,260 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:01:57,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:01:57,263 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:01:57,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:01:57,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:01:57,266 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:01:57,268 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:01:57,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:01:57,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:01:57,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:01:57,274 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:01:57,278 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:01:57,282 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:01:57,287 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:01:57,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:01:57,290 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:01:57,290 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:01:57,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:01:57,291 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:01:57,292 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:01:57,293 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:01:57,294 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:01:57,295 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:01:57,295 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:01:57,296 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:01:57,296 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:01:57,296 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:01:57,297 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:01:57,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:01:57,298 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:01:57,314 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:01:57,315 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:01:57,316 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:01:57,316 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:01:57,316 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:01:57,316 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:01:57,317 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:01:57,317 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:01:57,317 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:01:57,317 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:01:57,317 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:01:57,318 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:01:57,318 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:01:57,318 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:01:57,318 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:01:57,318 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:01:57,318 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:01:57,319 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:01:57,320 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:01:57,320 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:01:57,320 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:01:57,320 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:01:57,320 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:01:57,321 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:01:57,321 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:01:57,321 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:01:57,322 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:01:57,322 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 -> b863c06e3a705bd271aead006d68e66fa05ed392 [2019-01-01 23:01:57,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:01:57,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:01:57,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:01:57,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:01:57,411 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:01:57,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2019-01-01 23:01:57,475 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6113e8760/e2303e49ce12451c93030131326dee0e/FLAGb51acb582 [2019-01-01 23:01:57,880 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:01:57,880 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2019-01-01 23:01:57,885 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6113e8760/e2303e49ce12451c93030131326dee0e/FLAGb51acb582 [2019-01-01 23:01:58,277 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6113e8760/e2303e49ce12451c93030131326dee0e [2019-01-01 23:01:58,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:01:58,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:01:58,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:01:58,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:01:58,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:01:58,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f798064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58, skipping insertion in model container [2019-01-01 23:01:58,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:01:58,317 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:01:58,527 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:01:58,532 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:01:58,550 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:01:58,570 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:01:58,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58 WrapperNode [2019-01-01 23:01:58,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:01:58,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:01:58,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:01:58,573 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:01:58,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:01:58,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:01:58,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:01:58,618 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:01:58,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (1/1) ... [2019-01-01 23:01:58,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:01:58,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:01:58,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:01:58,653 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:01:58,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (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 [2019-01-01 23:01:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:01:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:01:59,148 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:01:59,148 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-01 23:01:59,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:01:59 BoogieIcfgContainer [2019-01-01 23:01:59,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:01:59,149 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:01:59,150 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:01:59,154 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:01:59,155 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:01:59,155 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:01:58" (1/3) ... [2019-01-01 23:01:59,156 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71aa0714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:01:59, skipping insertion in model container [2019-01-01 23:01:59,156 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:01:59,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:01:58" (2/3) ... [2019-01-01 23:01:59,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71aa0714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:01:59, skipping insertion in model container [2019-01-01 23:01:59,157 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:01:59,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:01:59" (3/3) ... [2019-01-01 23:01:59,159 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_false-unreach-call1_true-termination.i [2019-01-01 23:01:59,221 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:01:59,222 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:01:59,222 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:01:59,222 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:01:59,223 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:01:59,223 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:01:59,223 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:01:59,223 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:01:59,223 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:01:59,239 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-01 23:01:59,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-01 23:01:59,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:01:59,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:01:59,273 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:01:59,273 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-01 23:01:59,273 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:01:59,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-01-01 23:01:59,275 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-01-01 23:01:59,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:01:59,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:01:59,276 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-01-01 23:01:59,276 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-01-01 23:01:59,285 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true [2019-01-01 23:01:59,285 INFO L796 eck$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 [2019-01-01 23:01:59,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:01:59,292 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-01-01 23:01:59,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:01:59,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:01:59,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:01:59,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:01:59,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2019-01-01 23:01:59,393 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:01:59,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:01:59,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:01:59,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:01:59,420 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2019-01-01 23:01:59,421 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:01:59,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:01:59,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:01:59,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:01:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:01:59,549 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:01:59,662 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:01:59,676 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:01:59,677 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:01:59,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:01:59,678 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:01:59,678 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:01:59,678 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:01:59,678 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:01:59,678 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:01:59,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:01:59,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:01:59,679 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:01:59,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:01:59,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:00,021 WARN L181 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:00,222 WARN L181 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-01-01 23:02:00,228 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:00,229 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 [2019-01-01 23:02:00,235 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:00,235 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:00,243 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:02:00,244 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 [2019-01-01 23:02:00,275 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:00,277 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 [2019-01-01 23:02:00,450 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:02:00,450 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:12,706 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:02:12,729 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:12,729 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:12,729 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:12,730 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:12,730 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:02:12,730 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:12,730 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:12,731 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:12,731 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:02:12,731 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:12,731 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:12,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:12,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:13,119 WARN L181 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:13,224 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:13,230 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:02:13,233 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 [2019-01-01 23:02:13,238 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,240 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,240 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,241 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:13,247 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:13,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,288 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 [2019-01-01 23:02:13,290 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,290 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:13,291 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:13,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,294 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:02:13,295 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 [2019-01-01 23:02:13,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,297 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:13,302 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:13,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,327 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 [2019-01-01 23:02:13,327 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,329 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:13,331 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:13,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,333 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:02:13,334 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 [2019-01-01 23:02:13,334 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,338 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,343 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:13,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,405 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,406 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,406 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,407 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:02:13,408 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 [2019-01-01 23:02:13,409 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,410 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:13,414 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:13,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,471 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 [2019-01-01 23:02:13,472 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:13,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,477 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:13,478 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:13,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,483 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:02:13,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:13,486 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,486 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:13,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,487 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:13,500 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:13,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,596 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 [2019-01-01 23:02:13,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,598 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:13,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,599 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:13,600 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:13,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,601 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,602 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:02:13,602 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 [2019-01-01 23:02:13,603 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,603 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:13,604 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,604 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,604 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,611 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,704 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 [2019-01-01 23:02:13,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,706 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:13,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,707 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,707 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,709 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,715 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:02:13,719 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 [2019-01-01 23:02:13,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,721 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:13,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,722 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:13,738 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:13,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,916 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 [2019-01-01 23:02:13,918 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,918 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:13,918 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,919 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:13,925 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:13,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,929 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:02:13,930 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 [2019-01-01 23:02:13,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,936 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:13,936 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,937 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,940 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,962 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 [2019-01-01 23:02:13,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,965 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:13,965 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,974 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:13,975 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:13,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:13,980 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:13,980 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:02:13,982 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 [2019-01-01 23:02:13,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:13,984 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:13,985 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:13,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:13,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:13,985 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:13,991 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:13,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:14,046 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:14,047 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 [2019-01-01 23:02:14,049 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:14,049 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:14,050 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:14,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:14,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:14,050 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:14,053 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:14,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:14,058 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:14,127 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:14,127 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:14,127 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:14,128 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:14,128 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:02:14,128 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:14,128 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:14,128 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:14,129 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:02:14,129 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:14,129 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:14,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:14,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:14,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:14,338 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:14,553 WARN L181 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:14,871 WARN L181 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-01-01 23:02:14,873 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:14,873 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 [2019-01-01 23:02:14,877 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:14,878 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:14,881 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:02:14,882 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 [2019-01-01 23:02:14,906 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:14,906 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:14,917 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:02:14,917 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 [2019-01-01 23:02:14,943 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:14,944 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) [2019-01-01 23:02:15,012 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:02:15,012 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:27,296 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:02:27,317 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:27,317 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:27,317 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:27,317 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:27,317 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:02:27,318 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:27,318 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:27,318 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:27,318 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:02:27,318 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:27,318 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:27,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:27,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:27,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:27,535 WARN L181 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:27,577 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:27,577 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:02:27,578 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 [2019-01-01 23:02:27,578 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,579 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,579 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:27,580 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:27,580 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,581 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,581 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 [2019-01-01 23:02:27,582 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,582 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,583 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,583 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,583 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:27,583 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:27,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,584 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,585 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 [2019-01-01 23:02:27,585 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,586 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:27,588 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:27,592 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:02:27,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,607 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:02:27,608 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 [2019-01-01 23:02:27,608 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,610 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,611 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:27,611 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,611 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,615 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 [2019-01-01 23:02:27,616 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,616 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,619 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,620 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:27,621 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,624 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 [2019-01-01 23:02:27,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,627 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,627 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,630 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:02:27,630 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:02:27,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,657 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:02:27,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:27,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,659 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,666 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:27,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,668 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 [2019-01-01 23:02:27,672 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,672 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,673 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,673 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:27,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,677 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 [2019-01-01 23:02:27,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,683 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,688 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:27,688 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:27,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,710 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:02:27,711 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 [2019-01-01 23:02:27,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,714 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:27,715 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:27,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,717 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 [2019-01-01 23:02:27,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,720 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:27,721 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:27,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,722 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 [2019-01-01 23:02:27,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:27,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,727 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:27,744 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:02:27,744 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:02:27,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,779 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:02:27,779 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 [2019-01-01 23:02:27,782 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,782 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:27,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,783 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,784 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:27,784 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,788 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 [2019-01-01 23:02:27,795 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,795 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:27,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,796 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,796 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:27,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,802 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 [2019-01-01 23:02:27,803 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,803 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:27,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,806 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:27,810 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:02:27,811 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:02:27,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,856 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:02:27,857 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 [2019-01-01 23:02:27,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,859 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:27,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,860 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,862 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:27,862 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,863 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 [2019-01-01 23:02:27,865 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,866 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:27,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,866 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,868 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:27,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,870 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 [2019-01-01 23:02:27,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,871 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:27,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,872 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:27,878 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:27,878 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:27,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,985 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:02:27,986 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 [2019-01-01 23:02:27,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:27,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,989 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:27,992 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:27,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:27,993 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 [2019-01-01 23:02:27,994 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:27,994 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:27,994 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:27,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:27,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:27,995 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:27,998 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:27,999 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:27,999 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,000 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 [2019-01-01 23:02:28,002 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,003 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:28,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,003 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:28,010 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:02:28,011 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:02:28,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,245 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:02:28,246 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 [2019-01-01 23:02:28,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,247 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:28,247 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:28,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,248 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:28,248 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:28,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:28,250 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:28,251 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,251 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:28,251 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:28,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,252 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:28,252 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:28,252 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:28,254 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,255 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 [2019-01-01 23:02:28,261 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,261 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:28,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,261 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:28,265 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:28,265 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:28,305 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,306 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:02:28,306 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 [2019-01-01 23:02:28,307 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,307 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:28,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:28,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,307 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:28,309 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:28,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:28,311 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,311 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 [2019-01-01 23:02:28,312 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,312 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:28,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:28,312 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,312 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,313 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:28,313 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:28,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:28,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,316 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 [2019-01-01 23:02:28,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:28,317 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:28,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:28,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:28,317 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:28,324 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:02:28,324 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:02:28,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:28,468 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-01-01 23:02:28,468 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2019-01-01 23:02:28,468 INFO L796 eck$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 [2019-01-01 23:02:28,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:02:28,469 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2019-01-01 23:02:28,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:02:28,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:02:28,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:02:28,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:02:28,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2019-01-01 23:02:28,487 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:02:28,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:02:28,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,487 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:02:28,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:02:28,499 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2019-01-01 23:02:28,499 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:02:28,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:02:28,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,500 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-01 23:02:28,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:02:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:02:28,649 WARN L181 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:28,790 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:28,803 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:28,803 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:28,804 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:28,804 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:28,804 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:02:28,804 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:28,804 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:28,804 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:28,804 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:02:28,804 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:28,804 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:28,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:28,945 WARN L181 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:28,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:29,219 WARN L181 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:29,259 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:29,259 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 [2019-01-01 23:02:29,263 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:29,263 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 [2019-01-01 23:02:29,426 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:02:29,426 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:41,721 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:02:41,746 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:41,747 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:41,747 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:41,747 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:41,747 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:02:41,747 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:41,747 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:41,747 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:41,747 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2019-01-01 23:02:41,747 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:41,748 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:41,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:41,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:41,903 WARN L181 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:41,931 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:41,932 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:02:41,932 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 [2019-01-01 23:02:41,933 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,934 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:41,937 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:41,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,938 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 [2019-01-01 23:02:41,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,939 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,939 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:41,943 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:41,943 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,945 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,946 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:02:41,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:41,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,950 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:41,950 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:41,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,952 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,952 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 [2019-01-01 23:02:41,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,955 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:41,957 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:41,957 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,961 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,961 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:02:41,962 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 [2019-01-01 23:02:41,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,963 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:41,963 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:41,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,967 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 [2019-01-01 23:02:41,968 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,968 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,968 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,968 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,968 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:41,972 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:41,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,978 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:02:41,978 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 [2019-01-01 23:02:41,981 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,981 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:41,982 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:41,982 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,982 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,985 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 [2019-01-01 23:02:41,987 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:41,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,988 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:41,989 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:41,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:41,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:41,996 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:02:41,997 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 [2019-01-01 23:02:41,997 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:41,997 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:41,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:41,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:41,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:41,998 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:41,998 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:41,999 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,003 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 [2019-01-01 23:02:42,004 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,004 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:42,004 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,004 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:42,009 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:42,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,023 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,023 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:02:42,024 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 [2019-01-01 23:02:42,025 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,025 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:42,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,026 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:42,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:42,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,031 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,033 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 [2019-01-01 23:02:42,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,033 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:42,035 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,036 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,036 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:42,039 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:42,039 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,067 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:02:42,068 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 [2019-01-01 23:02:42,069 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,069 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:42,069 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,073 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:42,074 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:42,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,076 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,076 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 [2019-01-01 23:02:42,077 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,079 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:42,079 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,080 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,080 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:42,085 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:42,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,157 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,158 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:02:42,158 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:42,161 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,161 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:42,161 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,162 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,162 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:42,162 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:42,165 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,167 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:42,172 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,172 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:42,172 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,172 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,172 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,173 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:42,176 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:42,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,195 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,196 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:02:42,196 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 [2019-01-01 23:02:42,199 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,200 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:42,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,201 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:42,201 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:42,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,207 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 [2019-01-01 23:02:42,210 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:42,210 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:42,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:42,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:42,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:42,212 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:42,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:42,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:42,244 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:42,524 WARN L181 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-01-01 23:02:42,634 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 23:02:42,649 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:42,649 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:42,649 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:42,649 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:42,650 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:02:42,650 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:42,650 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:42,650 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:42,650 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:02:42,650 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:42,650 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:42,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:42,776 WARN L181 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-01 23:02:42,915 WARN L181 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:42,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:42,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:43,188 WARN L181 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-01-01 23:02:43,440 WARN L181 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:43,495 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:43,495 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 [2019-01-01 23:02:43,500 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:02:43,500 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 [2019-01-01 23:02:43,559 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:02:43,560 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:02:55,838 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-01-01 23:02:55,862 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:02:55,862 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:02:55,862 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:02:55,862 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:02:55,862 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:02:55,862 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:02:55,862 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:02:55,863 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:02:55,863 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2019-01-01 23:02:55,863 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:02:55,863 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:02:55,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:55,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:55,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:02:56,116 WARN L181 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-01-01 23:02:56,166 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:02:56,166 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:02:56,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:56,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,168 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:56,168 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:56,168 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:56,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,175 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:56,179 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:56,179 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-01-01 23:02:56,197 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:56,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,198 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,198 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:02:56,198 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:02:56,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,203 INFO L497 LassoAnalysis]: Using template '2-nested'. [2019-01-01 23:02:56,203 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 [2019-01-01 23:02:56,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,204 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,204 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:56,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,209 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 [2019-01-01 23:02:56,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,210 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,215 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:02:56,215 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:02:56,238 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,238 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 [2019-01-01 23:02:56,239 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,239 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,240 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:56,240 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,240 INFO L497 LassoAnalysis]: Using template '3-nested'. [2019-01-01 23:02:56,245 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 [2019-01-01 23:02:56,246 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,246 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:56,247 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:56,247 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,248 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 [2019-01-01 23:02:56,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,248 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:56,258 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:56,258 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:56,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,290 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 [2019-01-01 23:02:56,293 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,293 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,293 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,295 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:56,295 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:56,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,296 INFO L497 LassoAnalysis]: Using template '4-nested'. [2019-01-01 23:02:56,297 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:56,297 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,302 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:56,303 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:56,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,305 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 [2019-01-01 23:02:56,305 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,305 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:56,313 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:02:56,313 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:02:56,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,354 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 [2019-01-01 23:02:56,354 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:02:56,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,355 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:56,355 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:56,355 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,360 INFO L497 LassoAnalysis]: Using template '2-phase'. [2019-01-01 23:02:56,361 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 [2019-01-01 23:02:56,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:56,361 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:56,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,362 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,362 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,362 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:56,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,368 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 [2019-01-01 23:02:56,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:56,369 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:56,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,371 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,376 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-01-01 23:02:56,377 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-01-01 23:02:56,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,555 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 [2019-01-01 23:02:56,556 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:56,556 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:56,557 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,560 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2019-01-01 23:02:56,561 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-01-01 23:02:56,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,564 INFO L497 LassoAnalysis]: Using template '3-phase'. [2019-01-01 23:02:56,564 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 [2019-01-01 23:02:56,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:56,568 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:56,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:56,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:56,569 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:56,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:56,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:56,574 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 [2019-01-01 23:02:56,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:56,575 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:56,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:56,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:56,575 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:56,583 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:56,584 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:57,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:57,212 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 [2019-01-01 23:02:57,212 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:57,212 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2019-01-01 23:02:57,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:57,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:57,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:57,216 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:57,218 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:57,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:57,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:57,220 INFO L497 LassoAnalysis]: Using template '4-phase'. [2019-01-01 23:02:57,222 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 [2019-01-01 23:02:57,222 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:57,222 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:57,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:57,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:57,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:57,226 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:57,227 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:57,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:57,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:57,230 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 [2019-01-01 23:02:57,233 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:57,233 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:57,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:57,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:57,234 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:57,241 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-01-01 23:02:57,241 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-01-01 23:02:58,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,713 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 [2019-01-01 23:02:58,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,714 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:58,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:58,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,714 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2019-01-01 23:02:58,719 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-01-01 23:02:58,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:58,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,721 INFO L497 LassoAnalysis]: Using template '2-lex'. [2019-01-01 23:02:58,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:58,722 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,722 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:58,722 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:58,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,722 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:58,722 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:58,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:58,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-01 23:02:58,726 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,726 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:58,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,726 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,726 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:58,736 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-01-01 23:02:58,736 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-01-01 23:02:58,872 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,873 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 [2019-01-01 23:02:58,874 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,874 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2019-01-01 23:02:58,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:58,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,874 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2019-01-01 23:02:58,880 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-01-01 23:02:58,880 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:58,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,882 INFO L497 LassoAnalysis]: Using template '3-lex'. [2019-01-01 23:02:58,883 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 [2019-01-01 23:02:58,883 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,883 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:58,883 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:58,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,888 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:58,889 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:58,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:58,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:58,893 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 [2019-01-01 23:02:58,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:58,894 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:58,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:58,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:58,894 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:58,902 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-01-01 23:02:58,903 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-01-01 23:02:59,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:59,350 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 [2019-01-01 23:02:59,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-01-01 23:02:59,351 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2019-01-01 23:02:59,351 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:02:59,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:02:59,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:02:59,355 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2019-01-01 23:02:59,356 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-01-01 23:02:59,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:02:59,361 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-01-01 23:02:59,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:02:59 BoogieIcfgContainer [2019-01-01 23:02:59,369 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:02:59,370 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:02:59,371 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:02:59,371 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:02:59,371 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:01:59" (3/4) ... [2019-01-01 23:02:59,378 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:02:59,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:02:59,379 INFO L168 Benchmark]: Toolchain (without parser) took 61097.39 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.6 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -216.0 MB). Peak memory consumption was 163.6 MB. Max. memory is 11.5 GB. [2019-01-01 23:02:59,382 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-01 23:02:59,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.63 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-01 23:02:59,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.89 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:02:59,386 INFO L168 Benchmark]: Boogie Preprocessor took 34.63 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:02:59,387 INFO L168 Benchmark]: RCFGBuilder took 496.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-01-01 23:02:59,389 INFO L168 Benchmark]: BuchiAutomizer took 60219.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 256.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -71.2 MB). Peak memory consumption was 467.3 MB. Max. memory is 11.5 GB. [2019-01-01 23:02:59,392 INFO L168 Benchmark]: Witness Printer took 8.45 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. [2019-01-01 23:02:59,398 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 288.63 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 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 44.89 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.63 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 496.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60219.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 256.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -71.2 MB). Peak memory consumption was 467.3 MB. Max. memory is 11.5 GB. * Witness Printer took 8.45 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 60.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.0s. 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: 455ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.8s - 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...