./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34d122a13bd58fefb9ce641bf4f698a50b680c32 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:05:07,632 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:05:07,634 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:05:07,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:05:07,642 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:05:07,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:05:07,643 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:05:07,644 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:05:07,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:05:07,646 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:05:07,647 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:05:07,647 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:05:07,647 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:05:07,648 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:05:07,649 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:05:07,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:05:07,650 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:05:07,651 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:05:07,652 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:05:07,653 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:05:07,654 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:05:07,654 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:05:07,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:05:07,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:05:07,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:05:07,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:05:07,657 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:05:07,658 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:05:07,658 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:05:07,659 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:05:07,659 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:05:07,660 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:05:07,660 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:05:07,660 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:05:07,661 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:05:07,661 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:05:07,661 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 02:05:07,671 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:05:07,672 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:05:07,673 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 02:05:07,673 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 02:05:07,673 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 02:05:07,674 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:05:07,674 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:05:07,675 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 02:05:07,676 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:05:07,676 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:05:07,676 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 02:05:07,676 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:05:07,676 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 02:05:07,676 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 02:05:07,677 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 02:05:07,677 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34d122a13bd58fefb9ce641bf4f698a50b680c32 [2018-11-23 02:05:07,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:05:07,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:05:07,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:05:07,712 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:05:07,712 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:05:07,713 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i [2018-11-23 02:05:07,756 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/data/bc5a35db3/7b1a3eddd2d74645a3414e045ecf959b/FLAGa54bda2ba [2018-11-23 02:05:08,143 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:05:08,144 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/sv-benchmarks/c/loop-acceleration/diamond_true-unreach-call1_true-termination.i [2018-11-23 02:05:08,147 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/data/bc5a35db3/7b1a3eddd2d74645a3414e045ecf959b/FLAGa54bda2ba [2018-11-23 02:05:08,155 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/data/bc5a35db3/7b1a3eddd2d74645a3414e045ecf959b [2018-11-23 02:05:08,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:05:08,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:05:08,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:05:08,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:05:08,161 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:05:08,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd9ff0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08, skipping insertion in model container [2018-11-23 02:05:08,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:05:08,185 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:05:08,294 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:05:08,296 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:05:08,304 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:05:08,313 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:05:08,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08 WrapperNode [2018-11-23 02:05:08,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:05:08,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:05:08,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:05:08,314 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:05:08,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:05:08,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:05:08,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:05:08,337 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:05:08,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... [2018-11-23 02:05:08,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:05:08,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:05:08,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:05:08,351 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:05:08,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:05:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:05:08,502 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:05:08,502 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:05:08,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:05:08 BoogieIcfgContainer [2018-11-23 02:05:08,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:05:08,503 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 02:05:08,503 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 02:05:08,506 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 02:05:08,507 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 02:05:08,507 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 02:05:08" (1/3) ... [2018-11-23 02:05:08,508 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37f41c80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:05:08, skipping insertion in model container [2018-11-23 02:05:08,508 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 02:05:08,508 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:08" (2/3) ... [2018-11-23 02:05:08,508 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37f41c80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:05:08, skipping insertion in model container [2018-11-23 02:05:08,508 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 02:05:08,508 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:05:08" (3/3) ... [2018-11-23 02:05:08,509 INFO L375 chiAutomizerObserver]: Analyzing ICFG diamond_true-unreach-call1_true-termination.i [2018-11-23 02:05:08,539 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 02:05:08,540 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 02:05:08,540 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 02:05:08,540 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 02:05:08,540 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:05:08,540 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:05:08,540 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 02:05:08,540 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:05:08,540 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 02:05:08,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-23 02:05:08,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 02:05:08,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 02:05:08,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 02:05:08,566 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 02:05:08,566 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 02:05:08,566 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 02:05:08,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-23 02:05:08,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 02:05:08,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 02:05:08,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 02:05:08,568 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 02:05:08,568 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 02:05:08,574 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0; 6#L13-2true [2018-11-23 02:05:08,574 INFO L796 eck$LassoCheckResult]: Loop: 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-23 02:05:08,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:08,579 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-23 02:05:08,581 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:08,581 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:08,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:08,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:08,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 1 times [2018-11-23 02:05:08,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:08,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:08,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:08,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:08,655 INFO L82 PathProgramCache]: Analyzing trace with hash 31075, now seen corresponding path program 1 times [2018-11-23 02:05:08,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:08,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:08,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:08,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:08,707 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:08,708 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:08,708 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:08,708 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:08,708 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 02:05:08,708 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:08,708 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:08,708 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:08,708 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 02:05:08,708 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:08,709 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:08,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:08,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:08,913 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2018-11-23 02:05:08,944 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:08,945 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:08,954 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:08,954 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:08,973 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 02:05:08,973 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:12,683 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 02:05:12,689 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:12,689 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:12,689 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:12,689 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:12,689 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 02:05:12,689 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:12,689 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:12,689 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:12,690 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 02:05:12,690 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:12,690 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:12,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:12,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:12,833 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:12,837 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 02:05:12,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,839 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,840 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:12,842 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:12,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,849 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,850 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,850 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:12,851 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:12,851 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,856 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 02:05:12,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,856 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,858 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:12,859 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:12,859 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,870 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,870 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:12,872 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:12,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,877 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 02:05:12,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,879 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:12,880 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:12,880 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,890 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,891 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,891 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:12,893 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:12,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,897 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 02:05:12,897 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,897 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,898 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,898 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:12,899 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:12,899 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:12,910 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,910 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:12,911 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:12,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,914 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,914 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 02:05:12,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,915 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:12,915 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:12,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,916 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:12,917 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:12,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,931 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,932 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 [2018-11-23 02:05:12,933 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:12,933 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:12,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,933 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:12,935 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:12,935 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,939 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 02:05:12,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,940 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:12,940 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:12,940 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,940 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:12,941 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:12,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,970 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,971 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:12,971 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:12,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,972 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:12,974 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:12,974 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:12,979 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:12,980 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 02:05:12,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:12,981 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:12,981 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:12,981 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:12,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:12,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:12,981 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:12,983 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:12,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:13,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:13,018 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:13,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:13,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:13,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:13,018 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:13,021 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:13,022 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,024 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 02:05:13,024 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 [2018-11-23 02:05:13,025 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:13,025 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:13,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:13,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:13,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:13,025 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:13,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:13,026 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:13,035 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:13,035 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:13,035 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:13,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:13,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:13,036 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:13,036 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:13,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,042 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,042 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 02:05:13,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:13,043 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:13,043 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:13,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:13,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:13,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:13,044 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:13,045 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:13,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,057 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,057 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:13,058 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:13,058 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:13,058 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:13,059 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:13,059 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:13,059 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:13,061 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:13,061 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:13,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:13,086 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:13,086 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:13,087 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:13,087 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:13,087 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 02:05:13,087 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,087 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:13,087 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:13,087 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 02:05:13,087 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:13,087 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:13,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:13,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:13,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:13,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:13,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:13,244 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:13,244 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,266 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:13,266 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:13,285 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:13,285 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-895156224} Honda state: {ULTIMATE.start_main_~y~0=-895156224} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,301 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:13,301 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:13,303 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:13,303 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,330 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:13,330 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:13,332 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:13,332 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,350 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:13,350 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:13,353 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:13,353 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,371 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:13,371 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:13,389 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 02:05:13,389 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:24,593 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 02:05:24,597 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:24,597 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:24,597 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:24,597 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:24,598 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 02:05:24,598 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:24,598 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:24,598 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:24,598 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 02:05:24,598 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:24,598 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:24,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:24,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:24,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:24,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:24,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:24,730 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:24,730 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 02:05:24,731 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,731 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,731 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,731 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:24,732 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:24,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,733 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:24,733 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:24,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,734 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,735 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,735 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,736 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:24,736 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:24,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,738 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:24,738 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:24,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,738 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,739 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,739 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:24,741 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:24,741 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 02:05:24,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,747 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 02:05:24,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,748 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,748 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,748 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,749 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,750 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,751 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,753 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,754 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,755 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,755 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,756 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,757 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,757 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,757 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,759 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:24,759 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:24,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,767 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 02:05:24,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,768 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,769 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,770 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,770 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,770 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,771 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,771 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,773 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,774 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,774 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,774 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,774 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,776 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,776 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,776 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,776 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,777 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,777 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,778 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,778 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,780 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:24,780 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:24,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,790 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 02:05:24,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,791 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,792 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,793 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,794 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,794 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,795 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,797 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,798 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,798 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,799 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,799 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,799 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,799 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,799 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,800 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,800 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,801 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:24,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,802 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,804 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:24,804 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:24,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,817 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 02:05:24,817 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,817 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,818 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,818 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,818 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,819 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,819 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,820 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,820 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,820 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,821 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,821 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,821 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,822 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,822 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,823 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,824 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,824 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,824 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,824 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,825 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,825 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,825 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,825 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,826 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,826 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,826 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,827 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,827 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,827 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:24,828 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,828 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,829 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,829 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,829 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:24,831 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:24,831 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:24,847 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,847 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 02:05:24,847 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,848 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,848 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:24,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,848 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,849 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,851 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,851 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:24,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,853 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,853 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,857 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:24,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,857 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,857 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,859 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,860 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,860 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:24,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,860 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,861 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,863 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,863 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:24,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,863 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,865 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:24,865 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:24,895 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,895 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 02:05:24,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,896 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,896 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:24,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,897 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,897 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,898 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,898 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,899 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,899 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:24,899 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,899 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,899 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,899 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,901 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,903 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,903 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:24,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,904 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,904 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,904 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,906 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:24,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,906 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,907 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:24,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,908 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,908 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:24,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,908 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:24,911 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:24,911 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:24,975 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,975 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 02:05:24,975 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,976 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,976 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,977 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,979 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,979 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,980 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,980 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,981 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,985 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 [2018-11-23 02:05:24,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,986 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,986 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,987 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,987 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,988 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,988 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,989 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,989 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,989 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:24,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,989 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,990 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:24,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:24,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:24,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:24,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:24,992 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:24,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:24,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:24,992 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:24,994 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:24,994 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:25,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,012 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 02:05:25,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:25,013 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:25,013 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:25,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:25,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:25,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:25,014 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:25,014 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:25,014 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:25,016 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:25,016 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:25,017 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:25,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:25,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:25,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:25,017 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:25,018 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:25,018 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:25,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:25,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:25,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:25,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:25,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:25,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:25,026 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:25,027 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:25,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:25,028 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,029 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:25,029 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:25,029 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:25,029 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:25,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:25,030 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:25,030 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:25,030 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:25,030 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:25,032 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,032 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:25,033 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:25,033 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:25,033 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:25,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:25,033 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:25,068 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 02:05:25,068 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 02:05:25,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:25,115 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 02:05:25,116 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0; 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-23 02:05:25,116 INFO L796 eck$LassoCheckResult]: Loop: 6#L13-2true assume !!(main_~x~0 % 4294967296 < 99); 9#L13true assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0; 6#L13-2true [2018-11-23 02:05:25,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:25,116 INFO L82 PathProgramCache]: Analyzing trace with hash 31075, now seen corresponding path program 2 times [2018-11-23 02:05:25,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:25,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:25,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:25,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:25,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 2 times [2018-11-23 02:05:25,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:25,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:25,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,126 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 02:05:25,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:25,131 INFO L82 PathProgramCache]: Analyzing trace with hash 29863398, now seen corresponding path program 3 times [2018-11-23 02:05:25,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 02:05:25,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 02:05:25,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,132 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 02:05:25,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:05:25,166 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:25,166 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:25,166 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:25,167 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:25,167 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 02:05:25,167 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:25,167 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:25,167 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:25,167 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 02:05:25,167 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:25,167 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:25,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:25,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:25,322 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:25,323 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:25,334 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:25,335 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:25,364 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:25,364 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:25,394 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:25,394 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:25,422 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 02:05:25,422 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:38,629 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 02:05:38,637 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:38,637 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:38,637 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:38,637 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:38,638 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 02:05:38,638 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:38,638 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:38,638 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:38,638 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 02:05:38,638 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:38,638 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:38,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:38,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:38,806 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2018-11-23 02:05:38,842 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:38,842 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 02:05:38,843 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,843 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,843 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,843 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,843 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:38,844 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:38,844 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,845 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,845 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,846 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,846 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,846 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,846 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,846 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:38,846 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:38,846 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,848 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,848 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 02:05:38,848 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,848 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,849 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:38,849 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:38,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,850 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,851 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,851 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,851 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,851 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:38,851 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:38,851 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,853 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,853 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 02:05:38,853 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,854 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,854 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,854 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,854 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,855 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,856 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,856 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,856 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,856 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,856 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,857 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,857 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,859 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 02:05:38,859 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,860 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,860 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,860 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:38,861 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:38,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,862 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,862 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:38,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,863 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:38,863 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:38,863 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,866 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 02:05:38,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,867 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:38,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,867 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:38,868 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:38,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,869 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,870 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,870 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:38,870 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,870 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:38,871 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:38,871 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,876 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,876 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 02:05:38,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,876 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:38,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,877 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,878 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,880 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,881 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,881 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,881 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:38,881 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,881 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,881 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,882 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,891 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 02:05:38,893 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 [2018-11-23 02:05:38,894 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,894 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:38,894 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,894 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:38,896 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:38,896 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,897 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,898 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,898 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:38,898 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,898 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:38,900 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:38,900 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,912 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 02:05:38,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,913 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,913 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:38,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,914 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,914 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,914 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,918 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,918 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,918 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:38,918 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,919 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:38,919 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:38,919 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,923 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 02:05:38,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:38,923 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,923 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:38,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,924 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:38,925 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:38,925 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,930 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 [2018-11-23 02:05:38,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:38,931 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:38,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:38,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:38,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:38,931 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:38,932 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:38,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:38,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:38,990 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:38,990 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:38,991 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:38,991 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:38,991 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 02:05:38,991 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:38,991 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:38,991 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:38,991 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 02:05:38,991 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:38,991 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:38,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:38,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:38,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:38,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:39,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:39,111 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:39,112 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,118 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:39,119 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:39,149 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:39,149 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,166 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:39,166 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:39,168 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:39,168 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,186 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:39,186 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:39,188 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:39,189 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,206 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:39,206 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:39,209 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 02:05:39,209 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,234 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 02:05:39,234 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3f350e0-685f-47d2-8154-ceb790c41138/bin-2019/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:39,252 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 02:05:39,252 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 02:05:51,747 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 02:05:51,752 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 02:05:51,753 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 02:05:51,753 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 02:05:51,753 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 02:05:51,753 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 02:05:51,753 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 02:05:51,753 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 02:05:51,753 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 02:05:51,753 INFO L131 ssoRankerPreferences]: Filename of dumped script: diamond_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 02:05:51,753 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 02:05:51,753 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 02:05:51,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:51,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:51,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:51,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:51,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 02:05:51,878 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 02:05:51,878 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 02:05:51,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,879 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,879 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:51,880 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:51,880 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 02:05:51,884 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,884 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,885 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,885 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:51,885 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:51,885 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 02:05:51,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,890 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,890 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,890 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:51,890 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:51,891 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,891 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,891 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,892 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:51,892 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:51,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,893 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 [2018-11-23 02:05:51,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,893 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,893 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,893 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 02:05:51,893 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 02:05:51,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,894 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 02:05:51,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,894 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,896 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:51,896 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:51,898 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,899 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,899 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,899 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,899 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,900 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:51,900 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:51,906 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,907 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,907 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,907 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,908 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,909 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,910 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,910 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,910 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,910 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,911 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 02:05:51,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,911 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,913 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:51,913 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:51,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,919 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,919 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,920 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:51,920 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:51,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,927 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,928 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,928 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,928 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,928 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:51,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,929 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,929 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,930 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,930 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,930 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,930 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:51,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,931 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,931 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:51,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,932 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 02:05:51,932 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 [2018-11-23 02:05:51,932 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,933 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:51,935 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:51,935 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:51,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,941 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:51,942 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:51,942 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:51,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,952 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 [2018-11-23 02:05:51,952 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,952 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,952 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:51,953 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:51,953 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,953 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,953 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,954 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,954 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,954 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,954 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:51,954 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:51,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,955 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 02:05:51,955 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,955 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,955 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,956 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:51,956 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:51,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,956 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,956 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 02:05:51,956 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,957 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,957 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:51,957 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,957 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,957 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,959 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:51,959 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:51,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,965 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,965 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:51,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,966 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,967 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 02:05:51,967 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 02:05:51,982 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,982 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 [2018-11-23 02:05:51,982 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,982 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:51,982 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,983 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,983 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,983 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,983 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,983 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,984 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,984 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:51,984 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,985 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,985 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,985 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 [2018-11-23 02:05:51,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,986 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:51,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:51,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,986 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 02:05:51,986 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 02:05:51,987 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:51,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,987 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 02:05:51,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:51,988 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,988 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:51,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,988 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,990 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:51,990 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:51,996 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:51,997 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 [2018-11-23 02:05:51,997 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:51,997 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:51,997 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:51,997 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:51,998 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:51,999 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:51,999 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:52,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,034 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:52,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,034 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,034 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,035 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,036 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,036 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,036 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:52,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,036 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,037 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,037 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,038 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,038 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 02:05:52,038 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,039 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,039 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,039 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,040 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 02:05:52,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,041 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,041 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,041 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,041 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:52,044 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:52,044 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:52,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,056 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,057 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,057 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:52,059 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 02:05:52,059 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 02:05:52,100 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,101 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,101 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,101 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,101 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,101 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,101 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,101 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:52,102 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:52,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,103 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,103 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,104 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:52,105 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:52,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,106 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,106 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 02:05:52,107 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 02:05:52,107 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,108 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,108 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 02:05:52,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,109 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,109 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:52,109 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,109 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,109 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,111 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:52,111 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:52,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,120 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,121 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:52,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,121 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,123 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 02:05:52,123 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 02:05:52,142 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,143 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,143 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:52,143 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,143 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,144 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,144 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,144 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,146 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:52,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,146 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,147 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,147 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,148 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,148 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 02:05:52,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,149 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 02:05:52,149 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 02:05:52,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,150 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,150 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 02:05:52,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,151 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,151 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,151 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,151 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,152 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:52,154 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 02:05:52,154 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 02:05:52,169 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,171 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,171 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,171 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:52,173 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 02:05:52,174 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 02:05:52,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,323 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,324 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,324 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:52,324 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:52,324 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,326 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,326 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,327 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:52,327 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:52,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 02:05:52,329 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 02:05:52,329 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 02:05:52,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 02:05:52,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 02:05:52,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 02:05:52,329 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 02:05:52,330 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 02:05:52,330 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 02:05:52,331 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 02:05:52,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 02:05:52 BoogieIcfgContainer [2018-11-23 02:05:52,336 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 02:05:52,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:05:52,336 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:05:52,336 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:05:52,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:05:08" (3/4) ... [2018-11-23 02:05:52,339 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 02:05:52,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:05:52,340 INFO L168 Benchmark]: Toolchain (without parser) took 44183.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 293.6 MB). Free memory was 959.2 MB in the beginning and 1.3 GB in the end (delta: -292.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:05:52,341 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:05:52,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.56 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:05:52,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:05:52,342 INFO L168 Benchmark]: Boogie Preprocessor took 13.98 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:05:52,342 INFO L168 Benchmark]: RCFGBuilder took 152.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:05:52,343 INFO L168 Benchmark]: BuchiAutomizer took 43832.69 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -104.9 MB). Peak memory consumption was 386.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:05:52,343 INFO L168 Benchmark]: Witness Printer took 3.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:05:52,345 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.56 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 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 22.34 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.98 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 152.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -200.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 43832.69 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 131.1 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -104.9 MB). Peak memory consumption was 386.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 43.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 43.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital41 mio100 ax100 hnf100 lsp68 ukn100 mio100 lsp100 div618 bol100 ite118 ukn100 eq147 hnf39 smp60 dnf98 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 18ms VariablesStem: 3 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 25.8s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < 99);" "assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 99);" "assume 0 == (if main_~y~0 % 4294967296 < 0 && 0 != main_~y~0 % 4294967296 % 2 then main_~y~0 % 4294967296 % 2 - 2 else main_~y~0 % 4294967296 % 2) % 4294967296;main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...