./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c77f087773c0ebeb64944776e94bc46443438d1a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-09 22:51:39,388 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 22:51:39,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 22:51:39,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 22:51:39,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 22:51:39,396 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 22:51:39,397 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 22:51:39,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 22:51:39,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 22:51:39,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 22:51:39,400 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 22:51:39,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 22:51:39,401 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 22:51:39,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 22:51:39,403 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 22:51:39,403 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 22:51:39,404 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 22:51:39,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 22:51:39,406 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 22:51:39,407 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 22:51:39,408 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 22:51:39,408 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 22:51:39,410 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-09 22:51:39,410 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-09 22:51:39,410 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-09 22:51:39,411 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-09 22:51:39,411 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-09 22:51:39,412 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-09 22:51:39,412 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-09 22:51:39,413 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-09 22:51:39,413 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-09 22:51:39,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-09 22:51:39,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 22:51:39,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 22:51:39,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 22:51:39,415 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 22:51:39,415 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-09 22:51:39,425 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 22:51:39,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 22:51:39,426 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 22:51:39,426 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 22:51:39,426 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 22:51:39,426 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-09 22:51:39,426 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-09 22:51:39,426 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-09 22:51:39,427 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 22:51:39,427 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-09 22:51:39,428 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-09 22:51:39,429 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 22:51:39,429 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 22:51:39,429 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-09 22:51:39,429 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 22:51:39,429 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-09 22:51:39,429 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-09 22:51:39,430 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-09 22:51:39,430 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_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c77f087773c0ebeb64944776e94bc46443438d1a [2018-11-09 22:51:39,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 22:51:39,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 22:51:39,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 22:51:39,464 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 22:51:39,464 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 22:51:39,465 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-09 22:51:39,499 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/data/3080c9c9e/8524859ee7e041b38e73dffdbbd32aae/FLAG7289c0e4b [2018-11-09 22:51:39,900 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 22:51:39,901 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-09 22:51:39,906 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/data/3080c9c9e/8524859ee7e041b38e73dffdbbd32aae/FLAG7289c0e4b [2018-11-09 22:51:39,918 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/data/3080c9c9e/8524859ee7e041b38e73dffdbbd32aae [2018-11-09 22:51:39,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 22:51:39,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-09 22:51:39,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 22:51:39,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 22:51:39,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 22:51:39,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:51:39" (1/1) ... [2018-11-09 22:51:39,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4897ecb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:39, skipping insertion in model container [2018-11-09 22:51:39,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:51:39" (1/1) ... [2018-11-09 22:51:39,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 22:51:39,951 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 22:51:40,054 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:51:40,056 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 22:51:40,064 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-09 22:51:40,071 INFO L193 MainTranslator]: Completed translation [2018-11-09 22:51:40,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40 WrapperNode [2018-11-09 22:51:40,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 22:51:40,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-09 22:51:40,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-09 22:51:40,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-09 22:51:40,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-09 22:51:40,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 22:51:40,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 22:51:40,090 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 22:51:40,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... [2018-11-09 22:51:40,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 22:51:40,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-09 22:51:40,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-09 22:51:40,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-09 22:51:40,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:40,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-09 22:51:40,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-09 22:51:40,248 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-09 22:51:40,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:51:40 BoogieIcfgContainer [2018-11-09 22:51:40,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-09 22:51:40,249 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-09 22:51:40,249 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-09 22:51:40,251 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-09 22:51:40,252 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:51:40,252 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 10:51:39" (1/3) ... [2018-11-09 22:51:40,252 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2384171a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:51:40, skipping insertion in model container [2018-11-09 22:51:40,252 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:51:40,252 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:51:40" (2/3) ... [2018-11-09 22:51:40,253 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2384171a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:51:40, skipping insertion in model container [2018-11-09 22:51:40,253 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-09 22:51:40,253 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:51:40" (3/3) ... [2018-11-09 22:51:40,254 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call2_true-termination.i [2018-11-09 22:51:40,284 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-09 22:51:40,285 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-09 22:51:40,285 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-09 22:51:40,285 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-09 22:51:40,285 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-09 22:51:40,285 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-09 22:51:40,285 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-09 22:51:40,285 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-09 22:51:40,285 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-09 22:51:40,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-09 22:51:40,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-09 22:51:40,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 22:51:40,307 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 22:51:40,311 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 22:51:40,311 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-09 22:51:40,311 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-09 22:51:40,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-09 22:51:40,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-09 22:51:40,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-09 22:51:40,312 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-09 22:51:40,312 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-09 22:51:40,312 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-09 22:51:40,317 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true [2018-11-09 22:51:40,317 INFO L795 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-09 22:51:40,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:40,321 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-09 22:51:40,322 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:40,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:40,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:51:40,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:40,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-09 22:51:40,375 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:40,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:40,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:51:40,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:40,387 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-09 22:51:40,388 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:40,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:40,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:51:40,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:40,428 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:51:40,428 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:51:40,429 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:51:40,429 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:51:40,429 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:51:40,429 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:40,429 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:51:40,429 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:51:40,429 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-09 22:51:40,429 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:51:40,429 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:51:40,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:40,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:40,512 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:51:40,513 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:40,516 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:40,516 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:40,527 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:51:40,527 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:40,543 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:40,543 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:40,561 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:51:40,561 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:44,613 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-09 22:51:44,615 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:51:44,615 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:51:44,616 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:51:44,616 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:51:44,616 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:51:44,616 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:44,616 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:51:44,616 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:51:44,616 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-09 22:51:44,616 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:51:44,616 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:51:44,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:44,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:44,680 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:51:44,683 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:51:44,684 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,686 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:51:44,688 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:51:44,688 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,691 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,691 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,692 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,692 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,692 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,692 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,693 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:51:44,693 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:51:44,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,702 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,702 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:51:44,703 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,703 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,705 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:44,705 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:44,706 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,707 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,708 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,708 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:44,710 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:44,710 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,720 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,720 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:51:44,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,721 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,722 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,722 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,723 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,724 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,725 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,725 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,727 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,727 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,739 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,739 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:51:44,740 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,741 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:44,742 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:44,742 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,743 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:44,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,745 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:44,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:44,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,759 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,760 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:51:44,760 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,761 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,761 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:44,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,761 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,761 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,761 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:44,763 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:44,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,765 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,766 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,766 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:44,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,766 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:44,768 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:44,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,795 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,795 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:51:44,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,796 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:51:44,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,797 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,797 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,798 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,798 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,801 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,801 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,802 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,802 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:51:44,802 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,802 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,802 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,803 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,805 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,805 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,838 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,838 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:51:44,839 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:44,841 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,841 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:44,844 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:44,844 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,846 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,846 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 [2018-11-09 22:51:44,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,847 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:44,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,847 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:44,850 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:44,850 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,890 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,891 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:51:44,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,892 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,892 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:44,892 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,893 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,893 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,893 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,895 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,896 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,896 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,896 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:44,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,897 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:44,898 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:44,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,906 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,906 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:51:44,906 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,907 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,907 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:44,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,908 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:51:44,909 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:51:44,909 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,912 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,913 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:44,913 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:44,914 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:44,914 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:44,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:44,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:44,914 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:51:44,916 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:51:44,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:44,929 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:44,941 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:51:44,941 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:51:44,941 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:51:44,942 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:51:44,942 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:51:44,942 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:44,942 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:51:44,942 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:51:44,942 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-09 22:51:44,942 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:51:44,942 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:51:44,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:44,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:44,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:45,045 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:51:45,045 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:45,047 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:45,047 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:45,050 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:51:45,050 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:45,069 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:45,069 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:45,071 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:51:45,071 INFO L446 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_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:45,089 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:45,089 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:45,117 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:51:45,118 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:57,151 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:51:57,154 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:51:57,154 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:51:57,154 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:51:57,154 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:51:57,154 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:51:57,154 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:57,154 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:51:57,154 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:51:57,154 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-09 22:51:57,154 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:51:57,154 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:51:57,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:57,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:57,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:57,200 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:51:57,200 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:51:57,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,201 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:51:57,202 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:51:57,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,202 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,202 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,202 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:51:57,203 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:51:57,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,204 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,205 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,205 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:51:57,205 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:51:57,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,206 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,206 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:51:57,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,207 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,207 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,207 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,207 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,208 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,208 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,210 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,210 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,211 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,211 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,211 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,212 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:51:57,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,212 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,213 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,213 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,214 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,215 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,215 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,215 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,216 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,216 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,220 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,221 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,221 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,221 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,221 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,221 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,222 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,222 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:51:57,223 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,224 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,224 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,224 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,225 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,226 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,227 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,227 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,231 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:51:57,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,232 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,233 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,233 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,234 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,234 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:51:57,234 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,235 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,235 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,235 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,235 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,235 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,235 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,236 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,236 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,237 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,237 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,237 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,238 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,239 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,247 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,248 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,248 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:51:57,248 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:51:57,249 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,249 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,249 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:51:57,250 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,250 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:51:57,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,250 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,250 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,251 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,251 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,252 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,253 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,253 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,253 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:51:57,253 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,254 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,255 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,255 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,267 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,268 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:51:57,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,268 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,269 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,271 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,271 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:51:57,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,272 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,272 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,272 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,273 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,274 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,274 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,274 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,275 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,275 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,275 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,275 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,276 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,278 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,278 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,298 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,299 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,299 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,300 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:51:57,301 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:51:57,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,302 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,302 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:51:57,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,303 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,303 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,303 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,303 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,304 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,304 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,305 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,305 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,306 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,306 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,306 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,306 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,307 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,312 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,313 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,313 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:51:57,313 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:51:57,314 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:51:57,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,315 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,316 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:51:57,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,316 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,316 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,317 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:51:57,318 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:51:57,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,320 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,320 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,320 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,321 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,321 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:51:57,322 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:51:57,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,332 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:51:57,333 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:51:57,334 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:51:57,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:51:57,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:51:57,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:51:57,334 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:51:57,335 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:51:57,335 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:51:57,338 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:51:57,339 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-09 22:51:57,339 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-09 22:51:57,339 INFO L795 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-09 22:51:57,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:57,340 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-09 22:51:57,340 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:57,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:57,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-09 22:51:57,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:57,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-09 22:51:57,346 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:57,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:57,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,347 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 22:51:57,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-09 22:51:57,350 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-09 22:51:57,350 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-09 22:51:57,351 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-09 22:51:57,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,351 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-09 22:51:57,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-09 22:51:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-09 22:51:57,383 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:51:57,383 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:51:57,383 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:51:57,383 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:51:57,383 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:51:57,383 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:57,383 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:51:57,383 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:51:57,383 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-09 22:51:57,384 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:51:57,384 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:51:57,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:57,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:51:57,435 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:51:57,435 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/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 [2018-11-09 22:51:57,449 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:57,449 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:51:57,451 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-09 22:51:57,451 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:57,469 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:51:57,469 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:51:57,493 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:51:57,493 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:09,526 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:09,529 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:09,529 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:09,529 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:09,529 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:09,529 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:09,529 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:09,529 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:09,529 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:09,529 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-09 22:52:09,529 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:09,530 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:09,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:09,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:09,577 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:09,577 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:09,578 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,578 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,578 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,579 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,579 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,579 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:09,579 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:09,579 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,580 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,580 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,581 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:09,581 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:09,581 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,583 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,583 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:09,583 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,585 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,585 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,585 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,586 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,586 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:09,586 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:09,586 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,586 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,587 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 [2018-11-09 22:52:09,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,587 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,587 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,587 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,588 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:09,588 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:09,588 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,590 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,590 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:09,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,591 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,591 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,593 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,594 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,594 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,595 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,595 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,595 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,598 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,598 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:09,598 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 [2018-11-09 22:52:09,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,599 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:09,599 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:09,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,602 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,603 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,603 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:09,603 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,603 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,604 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,604 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:09,604 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:09,604 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,607 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,607 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:09,607 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,608 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,609 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:09,609 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,609 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,609 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,610 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:09,610 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:09,610 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,611 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,611 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:09,612 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,612 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:09,613 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:09,613 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,618 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,618 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:09,619 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,619 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,619 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:09,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,620 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,620 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,621 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,622 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,622 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:09,622 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,623 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,624 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,632 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,633 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:09,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,633 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,634 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:09,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,634 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,634 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:09,635 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:09,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,636 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,636 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 [2018-11-09 22:52:09,637 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,637 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:09,637 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,637 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:09,639 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:09,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,657 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,657 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:09,657 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 [2018-11-09 22:52:09,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,658 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:09,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,658 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,659 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,660 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,661 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,661 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:09,661 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,661 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:09,662 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:09,662 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,667 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,667 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:09,667 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,667 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,668 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:09,668 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,668 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:09,669 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:09,669 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,671 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,671 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:09,672 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:09,672 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:09,672 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:09,672 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:09,672 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:09,673 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:09,674 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:09,674 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:09,679 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:09,706 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:09,706 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:09,706 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:09,706 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:09,706 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-09 22:52:09,706 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:09,707 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:09,707 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:09,707 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:09,707 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:09,707 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:09,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:09,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:09,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:09,765 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:09,765 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:09,781 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-09 22:52:09,781 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44c23d14-225f-4a33-9ae2-6289a4bd8ccc/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:09,810 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-09 22:52:09,810 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-09 22:52:21,840 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-09 22:52:21,842 INFO L214 LassoAnalysis]: Preferences: [2018-11-09 22:52:21,843 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-09 22:52:21,843 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-09 22:52:21,843 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-09 22:52:21,843 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-09 22:52:21,843 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-09 22:52:21,843 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-09 22:52:21,843 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-09 22:52:21,843 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-09 22:52:21,843 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-09 22:52:21,843 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-09 22:52:21,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:21,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:21,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-09 22:52:21,934 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-09 22:52:21,934 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-09 22:52:21,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,935 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:21,936 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:21,936 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-09 22:52:21,945 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,947 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:21,947 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:21,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,948 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,948 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,949 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-09 22:52:21,949 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-09 22:52:21,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,949 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,950 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-09 22:52:21,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,950 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:21,951 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:21,952 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:21,959 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,959 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,960 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,960 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:21,961 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:21,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,961 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,962 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,962 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,962 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:21,962 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:21,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,963 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,963 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-09 22:52:21,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,963 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,964 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,964 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:21,965 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:21,966 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:21,976 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,976 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,976 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,977 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,977 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:21,977 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:21,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,978 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,978 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,979 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,979 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,979 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:21,979 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:21,979 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,980 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,980 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-09 22:52:21,980 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,980 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,981 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,981 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,981 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:21,982 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:21,982 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:21,992 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,992 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,993 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:21,993 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:21,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,994 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,994 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:21,994 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-09 22:52:21,994 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:21,995 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:21,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:21,995 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:21,995 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:21,995 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:21,996 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:21,996 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-09 22:52:22,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,003 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,004 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,004 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:22,005 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-09 22:52:22,006 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-09 22:52:22,017 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,018 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,018 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:22,019 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:22,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,019 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,020 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,020 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-09 22:52:22,021 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-09 22:52:22,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,021 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,022 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-09 22:52:22,022 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,022 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,022 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:22,022 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,023 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,023 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,025 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:22,025 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:22,044 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,045 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,045 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,045 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:22,045 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,046 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:22,047 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,047 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,048 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,048 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-09 22:52:22,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,049 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,049 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:22,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,050 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,050 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-09 22:52:22,050 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,051 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,051 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,051 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:22,054 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-09 22:52:22,054 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-09 22:52:22,125 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,126 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,126 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,127 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:22,128 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:22,128 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,128 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,129 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,129 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,130 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-09 22:52:22,130 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-09 22:52:22,130 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,131 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,131 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-09 22:52:22,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,132 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,132 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,132 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,134 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-09 22:52:22,134 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-09 22:52:22,144 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,145 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,145 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,145 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,145 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,146 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,146 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:22,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,147 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,148 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,148 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-09 22:52:22,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,148 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-09 22:52:22,148 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-09 22:52:22,148 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,149 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,149 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-09 22:52:22,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,150 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,150 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,150 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:22,152 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-09 22:52:22,152 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-09 22:52:22,166 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,166 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,167 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:22,167 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:22,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,169 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-09 22:52:22,170 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-09 22:52:22,170 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-09 22:52:22,170 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-09 22:52:22,170 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-09 22:52:22,170 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-09 22:52:22,170 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-09 22:52:22,171 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-09 22:52:22,171 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-09 22:52:22,172 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-09 22:52:22,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 10:52:22 BoogieIcfgContainer [2018-11-09 22:52:22,177 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-09 22:52:22,177 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-09 22:52:22,177 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-09 22:52:22,177 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-09 22:52:22,178 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:51:40" (3/4) ... [2018-11-09 22:52:22,182 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-09 22:52:22,182 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-09 22:52:22,183 INFO L168 Benchmark]: Toolchain (without parser) took 42262.36 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 246.4 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -254.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:22,185 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:22,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.91 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:22,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.24 ms. Allocated memory is still 1.0 GB. Free memory is still 941.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-09 22:52:22,187 INFO L168 Benchmark]: Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory was 941.8 MB in the beginning and 939.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:22,187 INFO L168 Benchmark]: RCFGBuilder took 149.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.2 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:22,188 INFO L168 Benchmark]: BuchiAutomizer took 41927.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -34.5 MB). Peak memory consumption was 326.1 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:22,188 INFO L168 Benchmark]: Witness Printer took 5.07 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 11.5 GB. [2018-11-09 22:52:22,191 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.91 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.24 ms. Allocated memory is still 1.0 GB. Free memory is still 941.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.82 ms. Allocated memory is still 1.0 GB. Free memory was 941.8 MB in the beginning and 939.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 149.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.2 MB in the beginning and 1.2 GB in the end (delta: -235.7 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 41927.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 61.9 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -34.5 MB). Peak memory consumption was 326.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.07 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 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 41.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 41.8s. 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: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 16ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...