./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 64bit --witnessprinter.graph.data.programhash 37080e652aca30a197dfeef0cd840e0e07570cf4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:03:46,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:03:46,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:03:46,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:03:46,829 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:03:46,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:03:46,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:03:46,831 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:03:46,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:03:46,833 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:03:46,833 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:03:46,834 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:03:46,834 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:03:46,835 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:03:46,836 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:03:46,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:03:46,837 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:03:46,838 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:03:46,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:03:46,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:03:46,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:03:46,841 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:03:46,842 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:03:46,843 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:03:46,843 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:03:46,843 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:03:46,844 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:03:46,845 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:03:46,845 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:03:46,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:03:46,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:03:46,846 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:03:46,846 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:03:46,847 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:03:46,847 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:03:46,847 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:03:46,848 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-23 15:03:46,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:03:46,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:03:46,857 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:03:46,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 15:03:46,858 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 15:03:46,858 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 15:03:46,859 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:03:46,859 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 15:03:46,860 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:03:46,860 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 15:03:46,860 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:03:46,860 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:03:46,860 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 15:03:46,860 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:03:46,860 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 15:03:46,861 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 15:03:46,861 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 15:03:46,861 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_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37080e652aca30a197dfeef0cd840e0e07570cf4 [2018-11-23 15:03:46,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:03:46,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:03:46,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:03:46,898 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:03:46,898 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:03:46,899 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2018-11-23 15:03:46,944 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/data/2e6f973f2/067819d54afb4c2baea2274e13e0b9b5/FLAGb66754368 [2018-11-23 15:03:47,362 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:03:47,362 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/sv-benchmarks/c/termination-restricted-15/NO_24_false-termination_true-no-overflow.c [2018-11-23 15:03:47,366 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/data/2e6f973f2/067819d54afb4c2baea2274e13e0b9b5/FLAGb66754368 [2018-11-23 15:03:47,377 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/bin-2019/uautomizer/data/2e6f973f2/067819d54afb4c2baea2274e13e0b9b5 [2018-11-23 15:03:47,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:03:47,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:03:47,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:03:47,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:03:47,385 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:03:47,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4044db79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47, skipping insertion in model container [2018-11-23 15:03:47,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:03:47,411 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:03:47,520 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:03:47,523 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:03:47,531 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:03:47,539 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:03:47,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47 WrapperNode [2018-11-23 15:03:47,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:03:47,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:03:47,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:03:47,540 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:03:47,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:03:47,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:03:47,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:03:47,560 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:03:47,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... [2018-11-23 15:03:47,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:03:47,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:03:47,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:03:47,571 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:03:47,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:03:47,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:03:47,720 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:03:47,720 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 15:03:47,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:47 BoogieIcfgContainer [2018-11-23 15:03:47,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:03:47,721 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 15:03:47,721 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 15:03:47,723 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 15:03:47,724 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 15:03:47,724 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 03:03:47" (1/3) ... [2018-11-23 15:03:47,725 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c710f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 03:03:47, skipping insertion in model container [2018-11-23 15:03:47,725 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 15:03:47,725 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:47" (2/3) ... [2018-11-23 15:03:47,725 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c710f89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 03:03:47, skipping insertion in model container [2018-11-23 15:03:47,725 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 15:03:47,725 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:47" (3/3) ... [2018-11-23 15:03:47,726 INFO L375 chiAutomizerObserver]: Analyzing ICFG NO_24_false-termination_true-no-overflow.c [2018-11-23 15:03:47,763 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 15:03:47,763 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 15:03:47,764 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 15:03:47,764 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 15:03:47,764 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:03:47,764 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:03:47,764 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 15:03:47,764 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:03:47,764 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 15:03:47,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-23 15:03:47,787 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 15:03:47,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 15:03:47,787 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 15:03:47,791 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 15:03:47,791 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 15:03:47,791 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 15:03:47,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-23 15:03:47,792 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 15:03:47,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 15:03:47,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 15:03:47,792 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 15:03:47,792 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 15:03:47,799 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true [2018-11-23 15:03:47,799 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-23 15:03:47,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:47,804 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-23 15:03:47,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:47,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:47,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:03:47,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:47,869 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-23 15:03:47,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:47,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:47,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:03:47,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:47,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-23 15:03:47,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:47,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:47,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:03:47,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:47,940 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 15:03:47,941 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 15:03:47,941 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 15:03:47,941 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 15:03:47,941 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 15:03:47,941 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 15:03:47,942 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 15:03:47,942 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 15:03:47,942 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-23 15:03:47,942 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 15:03:47,942 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 15:03:47,962 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 15:03:47,982 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 15:03:47,989 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 15:03:48,007 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 15:03:48,124 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 15:03:48,124 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:48,129 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:48,129 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:48,148 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 15:03:48,148 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:48,151 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:48,151 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:48,168 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 15:03:48,168 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:48,170 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:48,171 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:48,191 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 15:03:48,191 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:48,428 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 15:03:48,430 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 15:03:48,430 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 15:03:48,430 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 15:03:48,430 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 15:03:48,430 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 15:03:48,430 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 15:03:48,430 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 15:03:48,430 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 15:03:48,430 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-23 15:03:48,430 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 15:03:48,430 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 15:03:48,432 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 15:03:48,437 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 15:03:48,439 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 15:03:48,441 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 15:03:48,496 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 15:03:48,499 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 15:03:48,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,502 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:48,505 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:48,505 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:48,510 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,511 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,511 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,511 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,512 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:48,514 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:48,514 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:48,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,520 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,521 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,522 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:48,522 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 15:03:48,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,524 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,524 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,524 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:48,527 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:48,527 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:48,551 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,551 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 15:03:48,552 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,553 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,553 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,556 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,556 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,560 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,560 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,561 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,561 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,561 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,563 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,563 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,570 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,570 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,571 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,571 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,571 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 15:03:48,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,572 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,572 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,573 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,573 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,573 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,573 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,576 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,576 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,597 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 15:03:48,598 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,599 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,600 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,601 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,606 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,606 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,608 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,608 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,615 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,616 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,616 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:48,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,617 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,618 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,621 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,621 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,680 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 15:03:48,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,681 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,682 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,682 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,684 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,684 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,687 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,688 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,689 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,689 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,694 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,695 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,696 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,696 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 15:03:48,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,697 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,697 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:48,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,698 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,700 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,700 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,715 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,715 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 15:03:48,716 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,716 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,716 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,717 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,718 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,718 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,722 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,722 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,723 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,724 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,724 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,728 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,729 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,729 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 15:03:48,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,730 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,730 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,731 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,731 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,731 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:48,733 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:48,733 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:48,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,746 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 15:03:48,746 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,747 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,747 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:48,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,747 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,749 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,749 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,752 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,753 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,753 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:48,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,753 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,755 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,755 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,759 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,759 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:48,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,760 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,760 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:48,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,762 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,762 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:48,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,763 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,765 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,766 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,779 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 15:03:48,779 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,780 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,780 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,780 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,782 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,782 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,788 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,788 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,789 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,791 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,791 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,797 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,797 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,798 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,798 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,798 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,799 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 15:03:48,799 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,800 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,801 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,801 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,801 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:48,804 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:48,804 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:48,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,819 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 15:03:48,819 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,820 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,820 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,820 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,821 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,822 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,825 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,826 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,826 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,826 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,827 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,828 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,831 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,832 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,832 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:48,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,834 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,834 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,834 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:48,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,835 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:48,836 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:48,837 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:48,856 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,856 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 15:03:48,856 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 15:03:48,857 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,857 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,857 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,858 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,858 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:48,859 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:48,859 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:48,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,864 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,864 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,865 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:48,866 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:48,866 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:48,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:48,870 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,870 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:48,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,871 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:48,871 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:48,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:48,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,874 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:48,874 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:48,874 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:48,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:48,875 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:48,875 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:48,878 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:48,878 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:48,949 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:48,950 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 15:03:48,950 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-23 15:03:48,950 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2018-11-23 15:03:48,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:48,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-23 15:03:48,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:48,951 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:48,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:03:48,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:48,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:48,956 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-23 15:03:48,956 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:48,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:48,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,957 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 15:03:48,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:48,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:03:48,961 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-23 15:03:48,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:03:48,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:03:48,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,963 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 15:03:48,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:03:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:03:49,019 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 15:03:49,019 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 15:03:49,020 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 15:03:49,020 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 15:03:49,020 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 15:03:49,020 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 15:03:49,020 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 15:03:49,020 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 15:03:49,020 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-23 15:03:49,020 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 15:03:49,020 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 15:03:49,022 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 15:03:49,024 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 15:03:49,026 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 15:03:49,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 15:03:49,076 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 15:03:49,076 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:49,080 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:49,080 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:49,110 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 15:03:49,110 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:49,123 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:49,123 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:49,125 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 15:03:49,125 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_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:49,141 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 15:03:49,141 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32bc77da-d0d6-410d-92de-2a8988cd5f34/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 15:03:49,180 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 15:03:49,180 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 15:03:49,364 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 15:03:49,366 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 15:03:49,366 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 15:03:49,366 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 15:03:49,366 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 15:03:49,366 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 15:03:49,366 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 15:03:49,366 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 15:03:49,366 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 15:03:49,366 INFO L131 ssoRankerPreferences]: Filename of dumped script: NO_24_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-23 15:03:49,366 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 15:03:49,367 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 15:03:49,368 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 15:03:49,370 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 15:03:49,372 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 15:03:49,379 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 15:03:49,552 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 15:03:49,552 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 15:03:49,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,553 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,554 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:49,554 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:49,554 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:49,556 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,556 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,557 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,557 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,557 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,557 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:49,560 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 15:03:49,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,561 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,561 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,562 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:49,562 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:49,563 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:49,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,570 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,571 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,571 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 15:03:49,572 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:49,572 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 15:03:49,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,574 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 15:03:49,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,575 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,575 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,575 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,576 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,576 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,578 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,578 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,578 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 15:03:49,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,579 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,579 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,580 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,580 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,581 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,581 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,587 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,588 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,588 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,590 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 15:03:49,590 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,590 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,590 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,590 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,591 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,591 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,591 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,593 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,593 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,594 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,594 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,594 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:49,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,595 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,595 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,597 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,597 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,605 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,605 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,606 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,606 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,606 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,607 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,607 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,609 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 15:03:49,609 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,610 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,610 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,610 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,611 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,611 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,613 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,613 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,614 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,614 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 15:03:49,614 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,615 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,615 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,615 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,617 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,617 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 15:03:49,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,626 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,627 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,627 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,630 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 15:03:49,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,631 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,631 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,631 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,631 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,632 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,632 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,634 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,635 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,635 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,635 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,635 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,635 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 15:03:49,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,636 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,637 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,637 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,638 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,638 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,646 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,646 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,647 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 15:03:49,648 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 15:03:49,648 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 15:03:49,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,652 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 15:03:49,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,652 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,653 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:49,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,653 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,654 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,654 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,657 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,657 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:49,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,658 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,658 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:49,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,660 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,660 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:49,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,660 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,662 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,663 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,802 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,803 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 15:03:49,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,803 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,804 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,804 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,807 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 15:03:49,807 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,808 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,808 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,810 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,810 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,813 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,814 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,814 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,814 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,814 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,815 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,815 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,816 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 15:03:49,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,817 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,817 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,820 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,821 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,834 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,834 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,835 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,835 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,835 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,835 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 15:03:49,837 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 15:03:49,837 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 15:03:49,841 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,842 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 15:03:49,842 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,842 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,842 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,843 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,843 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,843 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,844 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,844 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,847 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,847 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,848 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 15:03:49,848 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,849 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 15:03:49,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,849 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,849 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,849 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,850 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,851 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,851 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,865 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,866 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,866 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 15:03:49,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,866 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 15:03:49,867 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 15:03:49,867 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 15:03:49,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,870 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 15:03:49,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 15:03:49,870 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,870 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,871 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:49,872 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:49,872 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:49,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,876 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 15:03:49,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,876 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 15:03:49,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,877 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:49,877 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 15:03:49,877 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 15:03:49,878 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,879 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 15:03:49,879 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,879 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,880 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:49,882 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:49,882 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:49,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 15:03:49,941 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 15:03:49,942 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 15:03:49,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 15:03:49,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 15:03:49,942 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 15:03:49,943 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 15:03:49,944 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 15:03:49,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 15:03:49,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 03:03:49 BoogieIcfgContainer [2018-11-23 15:03:49,951 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 15:03:49,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:03:49,952 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:03:49,952 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:03:49,952 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:47" (3/4) ... [2018-11-23 15:03:49,955 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 15:03:49,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:03:49,956 INFO L168 Benchmark]: Toolchain (without parser) took 2575.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 960.3 MB in the beginning and 858.5 MB in the end (delta: 101.8 MB). Peak memory consumption was 234.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,957 INFO L168 Benchmark]: CDTParser took 0.14 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 15:03:49,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 157.85 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,958 INFO L168 Benchmark]: Boogie Preprocessor took 11.11 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:03:49,958 INFO L168 Benchmark]: RCFGBuilder took 149.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,959 INFO L168 Benchmark]: BuchiAutomizer took 2230.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 861.8 MB in the end (delta: 259.3 MB). Peak memory consumption was 266.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,959 INFO L168 Benchmark]: Witness Printer took 3.55 ms. Allocated memory is still 1.2 GB. Free memory was 861.8 MB in the beginning and 858.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:03:49,962 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 157.85 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.82 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 946.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.11 ms. Allocated memory is still 1.0 GB. Free memory is still 946.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 149.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -174.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2230.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 861.8 MB in the end (delta: 259.3 MB). Peak memory consumption was 266.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.55 ms. Allocated memory is still 1.2 GB. Free memory was 861.8 MB in the beginning and 858.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. 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 2.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax152 hnf100 lsp65 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq186 hnf90 smp100 dnf100 smp100 tf100 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 5ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...