./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_true-unreach-call1_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_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_true-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:00:34,348 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:00:34,350 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:00:34,357 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:00:34,357 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:00:34,358 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:00:34,359 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:00:34,360 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:00:34,362 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:00:34,363 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:00:34,363 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:00:34,363 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:00:34,364 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:00:34,365 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:00:34,366 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:00:34,367 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:00:34,368 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:00:34,369 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:00:34,371 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:00:34,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:00:34,373 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:00:34,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:00:34,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:00:34,376 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:00:34,376 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:00:34,377 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:00:34,378 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:00:34,379 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:00:34,380 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:00:34,380 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:00:34,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:00:34,382 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:00:34,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:00:34,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:00:34,383 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:00:34,383 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:00:34,383 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 04:00:34,394 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:00:34,395 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:00:34,396 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:00:34,396 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:00:34,396 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 04:00:34,396 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 04:00:34,396 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 04:00:34,396 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 04:00:34,396 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 04:00:34,397 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 04:00:34,397 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 04:00:34,397 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:00:34,397 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:00:34,397 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 04:00:34,397 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:00:34,398 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:00:34,399 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 04:00:34,399 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 04:00:34,399 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:00:34,399 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:00:34,399 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 04:00:34,399 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:00:34,399 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 04:00:34,400 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 04:00:34,400 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 04:00:34,400 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_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 -> 3c98e46e8bcde2a6f7242e04c6ffae9b0180cfb9 [2018-11-10 04:00:34,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:00:34,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:00:34,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:00:34,438 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:00:34,438 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:00:34,438 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2018-11-10 04:00:34,475 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/data/41f9299ce/c7952569ddfb4000847f2e85b879e1d3/FLAGd470b25c2 [2018-11-10 04:00:34,857 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:00:34,857 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/sv-benchmarks/c/loop-acceleration/functions_true-unreach-call1_true-termination.i [2018-11-10 04:00:34,862 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/data/41f9299ce/c7952569ddfb4000847f2e85b879e1d3/FLAGd470b25c2 [2018-11-10 04:00:34,871 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/bin-2019/uautomizer/data/41f9299ce/c7952569ddfb4000847f2e85b879e1d3 [2018-11-10 04:00:34,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:00:34,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:00:34,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:00:34,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:00:34,876 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:00:34,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:00:34" (1/1) ... [2018-11-10 04:00:34,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12305cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:34, skipping insertion in model container [2018-11-10 04:00:34,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:00:34" (1/1) ... [2018-11-10 04:00:34,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:00:34,895 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:00:34,983 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:00:34,985 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:00:34,994 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:00:35,002 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:00:35,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35 WrapperNode [2018-11-10 04:00:35,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:00:35,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:00:35,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:00:35,003 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:00:35,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:00:35,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:00:35,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:00:35,021 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:00:35,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... [2018-11-10 04:00:35,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:00:35,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:00:35,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:00:35,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:00:35,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:00:35,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:00:35,214 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:00:35,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:00:35 BoogieIcfgContainer [2018-11-10 04:00:35,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:00:35,215 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 04:00:35,215 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 04:00:35,218 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 04:00:35,219 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 04:00:35,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 04:00:34" (1/3) ... [2018-11-10 04:00:35,220 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@dbe3cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 04:00:35, skipping insertion in model container [2018-11-10 04:00:35,220 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 04:00:35,221 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:00:35" (2/3) ... [2018-11-10 04:00:35,221 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@dbe3cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 04:00:35, skipping insertion in model container [2018-11-10 04:00:35,221 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 04:00:35,221 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:00:35" (3/3) ... [2018-11-10 04:00:35,223 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_true-unreach-call1_true-termination.i [2018-11-10 04:00:35,271 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:00:35,272 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 04:00:35,272 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 04:00:35,272 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 04:00:35,272 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:00:35,272 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:00:35,273 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 04:00:35,273 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:00:35,273 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 04:00:35,285 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-10 04:00:35,303 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-10 04:00:35,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 04:00:35,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 04:00:35,309 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 04:00:35,309 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 04:00:35,309 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 04:00:35,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states. [2018-11-10 04:00:35,310 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-10 04:00:35,311 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 04:00:35,311 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 04:00:35,311 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 04:00:35,311 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-10 04:00:35,317 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 4#L13-3true [2018-11-10 04:00:35,318 INFO L795 eck$LassoCheckResult]: Loop: 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-10 04:00:35,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:00:35,323 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 04:00:35,324 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:00:35,325 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:00:35,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:00:35,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:00:35,390 INFO L82 PathProgramCache]: Analyzing trace with hash 35943, now seen corresponding path program 1 times [2018-11-10 04:00:35,390 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:00:35,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:00:35,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:00:35,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:00:35,408 INFO L82 PathProgramCache]: Analyzing trace with hash 28694885, now seen corresponding path program 1 times [2018-11-10 04:00:35,408 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:00:35,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:00:35,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:00:35,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:00:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:00:35,469 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:00:35,470 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:00:35,470 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:00:35,470 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:00:35,470 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 04:00:35,470 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:00:35,470 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:00:35,470 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:00:35,470 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-10 04:00:35,471 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:00:35,471 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:00:35,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:35,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:35,654 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:00:35,654 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:35,659 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:00:35,659 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:00:35,665 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 04:00:35,665 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:35,683 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:00:35,683 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:35,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 04:00:35,903 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:00:48,032 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 04:00:48,048 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:00:48,048 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:00:48,048 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:00:48,048 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:00:48,048 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 04:00:48,048 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:00:48,048 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:00:48,048 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:00:48,049 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-10 04:00:48,049 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:00:48,049 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:00:48,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:48,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:48,126 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:00:48,129 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 04:00:48,130 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,131 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,132 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:00:48,134 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:00:48,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,137 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,138 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,138 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,138 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:00:48,140 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:00:48,140 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,154 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,154 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 04:00:48,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,156 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,156 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,157 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:00:48,158 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:00:48,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,159 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,159 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,160 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,160 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:00:48,161 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:00:48,161 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,178 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,179 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 04:00:48,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,180 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,180 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,180 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,181 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,184 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,185 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,187 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,187 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,208 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,208 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 04:00:48,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,211 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:00:48,212 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:00:48,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,213 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,214 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 [2018-11-10 04:00:48,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:00:48,215 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,215 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:00:48,218 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:00:48,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,237 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,237 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 04:00:48,238 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,238 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,239 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:00:48,239 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,239 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,239 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,239 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:00:48,240 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:00:48,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,244 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,245 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:00:48,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,245 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:00:48,248 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:00:48,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,284 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,284 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 04:00:48,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,285 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,286 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:00:48,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,286 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,287 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,291 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,291 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,292 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,292 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:00:48,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,293 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,295 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,359 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,360 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 04:00:48,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,361 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:00:48,362 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,362 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,363 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:00:48,364 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:00:48,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,365 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,365 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,366 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:00:48,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,367 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,367 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:00:48,371 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:00:48,372 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,421 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,421 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 04:00:48,421 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,422 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,422 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:00:48,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,423 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,423 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,423 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,423 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,427 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,428 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:00:48,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,428 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:00:48,430 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:00:48,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,437 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,437 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 04:00:48,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,439 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:00:48,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,439 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:00:48,440 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:00:48,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,445 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,446 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:00:48,446 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:00:48,446 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:00:48,446 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:00:48,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:00:48,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:00:48,447 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:00:48,450 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:00:48,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:00:48,467 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:00:48,486 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:00:48,486 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:00:48,486 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:00:48,486 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:00:48,486 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 04:00:48,486 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:00:48,486 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:00:48,486 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:00:48,487 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-10 04:00:48,487 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:00:48,487 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:00:48,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:48,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:48,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:00:48,585 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:00:48,585 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:48,595 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:00:48,595 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:00:48,597 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 04:00:48,597 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:48,622 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:00:48,622 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:00:48,625 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 04:00:48,625 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_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:48,650 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:00:48,650 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:00:48,678 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 04:00:48,679 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:01:00,800 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 04:01:00,811 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:01:00,811 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:01:00,811 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:01:00,812 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:01:00,812 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 04:01:00,812 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:01:00,812 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:01:00,812 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:01:00,812 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-10 04:01:00,812 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:01:00,812 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:01:00,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:00,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:00,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:00,895 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:01:00,896 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 04:01:00,896 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 [2018-11-10 04:01:00,896 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,897 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:00,899 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:00,899 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 04:01:00,906 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,907 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,907 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,907 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,907 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,908 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:00,908 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:00,908 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,908 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,910 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,910 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:00,910 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:00,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,910 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,911 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 04:01:00,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,912 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:00,916 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 04:01:00,916 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 04:01:00,926 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,926 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,927 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,927 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,927 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:00,927 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:00,928 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,928 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,929 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,929 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:00,929 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:00,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,930 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,930 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 04:01:00,931 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,931 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:00,933 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:00,934 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:00,947 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,947 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 [2018-11-10 04:01:00,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,948 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,948 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:00,948 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:00,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,949 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,950 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,950 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:00,951 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:00,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,951 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,951 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 04:01:00,952 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,952 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,952 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:00,956 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 04:01:00,956 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 04:01:00,973 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:00,974 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,974 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,974 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:00,975 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:00,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,975 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,976 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 [2018-11-10 04:01:00,976 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:00,976 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:00,976 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,976 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,976 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:00,977 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:00,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:00,977 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:00,978 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 04:01:00,978 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 [2018-11-10 04:01:00,978 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:00,978 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:00,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:00,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:00,979 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:00,982 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 04:01:00,982 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 04:01:01,011 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,012 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,012 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,012 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:01,013 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,015 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:01,015 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:01,015 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,016 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,016 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,017 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,017 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:01,017 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,017 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,017 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,017 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:01,018 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:01,018 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,018 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,019 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 04:01:01,019 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,019 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,019 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:01,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,020 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,024 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:01,024 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:01,084 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,085 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,085 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:01,085 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,086 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,086 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,086 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,087 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:01,087 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,088 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,088 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,089 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:01,089 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,091 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,091 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,091 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:01,091 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,092 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,092 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 04:01:01,093 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,093 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,093 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,094 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,094 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,094 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:01,098 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 04:01:01,098 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 04:01:01,265 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,265 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,266 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,266 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,267 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:01,267 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:01,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,268 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,269 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,269 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,269 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,269 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:01,270 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:01,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,271 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,271 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 04:01:01,271 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 [2018-11-10 04:01:01,272 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,272 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:01,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,272 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,274 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:01,274 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:01,297 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,298 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 [2018-11-10 04:01:01,298 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,298 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:01,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,299 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:01,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,300 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:01,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:01,302 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:01,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,303 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,303 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 04:01:01,303 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,304 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,304 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,304 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,304 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:01,308 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 04:01:01,308 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 04:01:01,381 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,381 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,382 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,382 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,382 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:01,383 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:01,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,384 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:01,385 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:01,385 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:01,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:01,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:01,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:01,385 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:01,386 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:01,386 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:01,389 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:01,389 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-10 04:01:01,390 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-10 04:01:01,390 INFO L795 eck$LassoCheckResult]: Loop: 4#L13-3true assume true; 8#L13-1true assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2; 13#L9true main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 4#L13-3true [2018-11-10 04:01:01,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:01:01,390 INFO L82 PathProgramCache]: Analyzing trace with hash 28694885, now seen corresponding path program 2 times [2018-11-10 04:01:01,391 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:01:01,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:01:01,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:01:01,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:01:01,401 INFO L82 PathProgramCache]: Analyzing trace with hash 35943, now seen corresponding path program 2 times [2018-11-10 04:01:01,401 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:01:01,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:01:01,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,402 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 04:01:01,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:01:01,410 INFO L82 PathProgramCache]: Analyzing trace with hash 150833283, now seen corresponding path program 3 times [2018-11-10 04:01:01,410 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 04:01:01,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 04:01:01,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,411 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 04:01:01,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:01:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:01:01,452 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:01:01,452 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:01:01,452 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:01:01,452 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:01:01,452 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 04:01:01,452 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:01:01,452 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:01:01,453 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:01:01,453 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-10 04:01:01,453 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:01:01,453 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:01:01,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:01,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:01,549 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:01:01,549 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:01:01,558 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:01:01,558 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:01:01,973 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 04:01:01,973 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:01:14,095 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 04:01:14,106 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:01:14,106 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:01:14,106 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:01:14,106 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:01:14,106 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 04:01:14,106 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:01:14,106 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:01:14,106 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:01:14,106 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-10 04:01:14,106 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:01:14,107 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:01:14,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:14,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:14,196 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:01:14,196 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 04:01:14,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,198 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:14,198 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:14,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,199 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,199 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,200 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:14,200 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:14,200 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,202 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,202 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 04:01:14,202 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 [2018-11-10 04:01:14,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,203 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:14,203 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:14,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,204 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,205 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,205 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:14,205 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:14,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,208 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,208 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 04:01:14,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,210 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,210 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 [2018-11-10 04:01:14,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,211 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,212 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,216 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,216 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 04:01:14,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,217 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:14,217 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:14,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,218 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,219 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:14,219 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,219 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:14,220 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:14,220 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,224 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,224 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 04:01:14,225 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 [2018-11-10 04:01:14,225 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,225 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:14,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,226 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:14,226 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:14,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,227 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,227 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,227 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:14,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,228 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:14,229 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:14,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,237 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,237 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 04:01:14,237 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 [2018-11-10 04:01:14,238 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,238 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:14,238 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,238 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,238 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,238 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,239 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,239 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,241 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:14,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,241 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,243 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,258 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,258 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 04:01:14,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,259 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,259 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:14,259 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,259 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,259 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:14,260 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:14,260 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,261 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,261 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,262 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,262 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:14,262 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,262 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,262 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,262 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:14,265 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:14,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,294 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,295 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 04:01:14,295 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,295 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:14,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,296 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,296 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,296 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,300 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:14,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:14,302 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:14,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,309 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,309 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 04:01:14,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:14,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,310 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:14,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,310 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:14,311 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:14,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,316 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,316 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 [2018-11-10 04:01:14,317 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:14,317 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:14,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:14,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:14,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:14,317 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:14,319 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:14,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:14,330 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:14,374 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:01:14,374 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:01:14,374 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:01:14,375 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:01:14,375 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 04:01:14,375 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:01:14,375 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:01:14,375 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:01:14,375 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-10 04:01:14,375 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:01:14,375 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:01:14,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:14,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:14,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:14,456 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:01:14,456 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:01:14,466 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:01:14,466 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:01:14,470 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 04:01:14,470 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_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:01:14,491 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 04:01:14,491 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec259901-3ca0-489d-b604-5b7f0c1e6e14/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 [2018-11-10 04:01:14,526 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 04:01:14,526 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 04:01:26,646 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 04:01:26,656 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 04:01:26,656 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 04:01:26,656 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 04:01:26,656 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 04:01:26,656 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 04:01:26,656 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 04:01:26,656 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 04:01:26,656 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 04:01:26,657 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_true-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-10 04:01:26,657 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 04:01:26,657 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 04:01:26,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:26,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:26,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 04:01:26,774 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 04:01:26,774 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 04:01:26,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,775 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:26,776 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:26,776 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 04:01:26,787 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:26,789 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:26,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,789 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,790 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 04:01:26,790 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 04:01:26,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,791 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,791 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 04:01:26,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,792 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:26,793 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 04:01:26,794 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 04:01:26,808 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,809 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,809 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:26,810 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:26,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,810 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,811 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,811 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,811 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,811 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:26,811 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:26,811 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,812 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,812 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 04:01:26,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,812 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,813 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:26,815 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:26,815 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:26,835 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,836 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,836 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,836 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,836 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,837 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,837 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:26,837 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:26,837 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,837 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,838 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,838 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:26,838 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:26,839 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,839 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,839 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 04:01:26,839 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 [2018-11-10 04:01:26,840 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,840 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:26,842 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 04:01:26,842 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 04:01:26,873 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,874 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:26,874 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:26,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,875 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 04:01:26,875 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:26,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:26,876 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:26,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:26,877 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:26,877 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 04:01:26,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:26,885 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:26,885 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:26,885 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:26,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:26,886 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:26,888 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 04:01:26,888 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 04:01:27,064 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,065 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,065 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,065 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:27,065 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,065 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,065 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,066 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:27,066 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:27,066 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,066 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,067 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,067 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:27,067 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,067 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 04:01:27,068 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 04:01:27,068 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,068 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,068 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 04:01:27,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,069 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,069 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:27,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,069 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,072 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:27,072 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:27,351 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,352 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,352 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:27,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,352 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,353 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:27,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,357 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,357 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,358 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,358 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 04:01:27,358 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,358 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,358 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,358 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,359 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:27,359 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,360 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,360 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 04:01:27,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,360 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:27,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,361 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:27,372 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 04:01:27,372 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 04:01:27,867 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,868 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:27,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,869 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:27,870 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:27,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,870 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,871 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,871 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:27,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,872 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 04:01:27,872 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 04:01:27,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,873 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,873 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 04:01:27,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,874 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,874 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:27,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,874 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,876 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 04:01:27,876 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 04:01:27,918 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,919 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:27,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,920 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,920 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:27,920 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,921 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,921 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,921 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,921 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 04:01:27,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:27,922 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,922 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,922 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 04:01:27,922 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 04:01:27,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:27,923 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:27,923 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 04:01:27,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:27,924 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:27,924 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:27,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:27,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:27,924 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:27,927 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 04:01:27,927 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 04:01:28,275 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:28,275 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 [2018-11-10 04:01:28,276 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:28,276 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:28,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:28,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:28,276 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:28,276 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:28,276 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:28,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:28,278 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:28,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 04:01:28,278 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 04:01:28,278 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 04:01:28,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 04:01:28,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 04:01:28,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 04:01:28,279 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 04:01:28,279 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 04:01:28,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 04:01:28,281 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 04:01:28,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 04:01:28 BoogieIcfgContainer [2018-11-10 04:01:28,286 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 04:01:28,286 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:01:28,286 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:01:28,286 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:01:28,287 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:00:35" (3/4) ... [2018-11-10 04:01:28,289 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:01:28,290 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:01:28,290 INFO L168 Benchmark]: Toolchain (without parser) took 53417.32 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 406.8 MB). Free memory was 954.8 MB in the beginning and 1.2 GB in the end (delta: -243.9 MB). Peak memory consumption was 162.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:01:28,291 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 04:01:28,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 128.34 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 944.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:01:28,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.34 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:01:28,292 INFO L168 Benchmark]: Boogie Preprocessor took 11.46 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:01:28,293 INFO L168 Benchmark]: RCFGBuilder took 182.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:01:28,293 INFO L168 Benchmark]: BuchiAutomizer took 53070.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -52.9 MB). Peak memory consumption was 475.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:01:28,294 INFO L168 Benchmark]: Witness Printer took 3.45 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:01:28,296 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 128.34 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 944.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.34 ms. Allocated memory is still 1.0 GB. Free memory is still 944.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.46 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 182.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 941.4 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 53070.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 250.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -52.9 MB). Peak memory consumption was 475.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.45 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 53.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 52.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div248 bol100 ite100 ukn100 eq163 hnf60 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 351ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.7s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2;" "main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);assume { :begin_inline_f } true;f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := f_~z + 2;" "main_#t~ret0 := f_#res;assume { :end_inline_f } true;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...