./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/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 b863c06e3a705bd271aead006d68e66fa05ed392 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:53:22,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:53:22,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:53:22,472 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:53:22,473 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:53:22,473 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:53:22,474 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:53:22,475 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:53:22,476 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:53:22,478 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:53:22,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:53:22,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:53:22,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:53:22,479 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:53:22,480 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:53:22,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:53:22,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:53:22,482 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:53:22,483 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:53:22,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:53:22,484 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:53:22,485 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:53:22,486 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:53:22,486 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:53:22,486 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:53:22,487 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:53:22,487 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:53:22,488 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:53:22,488 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:53:22,489 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:53:22,489 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:53:22,490 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:53:22,490 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:53:22,490 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:53:22,491 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:53:22,491 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:53:22,491 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 04:53:22,500 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:53:22,500 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:53:22,501 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 04:53:22,501 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 04:53:22,502 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 04:53:22,502 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 04:53:22,503 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 04:53:22,503 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 04:53:22,504 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 04:53:22,505 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:53:22,505 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:53:22,505 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 04:53:22,505 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:53:22,505 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 04:53:22,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:53:22,506 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:53:22,506 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 04:53:22,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:53:22,506 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 04:53:22,506 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 04:53:22,507 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 04:53:22,507 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_3c0dd9f2-b638-4d85-b605-87924e387d35/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 -> b863c06e3a705bd271aead006d68e66fa05ed392 [2018-11-23 04:53:22,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:53:22,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:53:22,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:53:22,544 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:53:22,544 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:53:22,545 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2018-11-23 04:53:22,588 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/data/7ece678ef/3de24bbe4cd44033a8be756683de7a87/FLAGe280a14a2 [2018-11-23 04:53:23,010 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:53:23,011 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/sv-benchmarks/c/loop-acceleration/functions_false-unreach-call1_true-termination.i [2018-11-23 04:53:23,014 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/data/7ece678ef/3de24bbe4cd44033a8be756683de7a87/FLAGe280a14a2 [2018-11-23 04:53:23,025 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/data/7ece678ef/3de24bbe4cd44033a8be756683de7a87 [2018-11-23 04:53:23,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:53:23,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:53:23,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:53:23,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:53:23,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:53:23,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c3c4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23, skipping insertion in model container [2018-11-23 04:53:23,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:53:23,059 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:53:23,174 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:53:23,176 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:53:23,185 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:53:23,194 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:53:23,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23 WrapperNode [2018-11-23 04:53:23,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:53:23,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:53:23,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:53:23,195 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:53:23,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:53:23,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:53:23,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:53:23,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:53:23,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... [2018-11-23 04:53:23,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:53:23,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:53:23,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:53:23,227 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:53:23,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:53:23,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:53:23,399 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:53:23,399 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-23 04:53:23,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:53:23 BoogieIcfgContainer [2018-11-23 04:53:23,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:53:23,400 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 04:53:23,400 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 04:53:23,402 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 04:53:23,402 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 04:53:23,402 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 04:53:23" (1/3) ... [2018-11-23 04:53:23,403 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66852850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 04:53:23, skipping insertion in model container [2018-11-23 04:53:23,403 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 04:53:23,403 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:53:23" (2/3) ... [2018-11-23 04:53:23,403 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66852850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 04:53:23, skipping insertion in model container [2018-11-23 04:53:23,403 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 04:53:23,404 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:53:23" (3/3) ... [2018-11-23 04:53:23,405 INFO L375 chiAutomizerObserver]: Analyzing ICFG functions_false-unreach-call1_true-termination.i [2018-11-23 04:53:23,438 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 04:53:23,439 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 04:53:23,439 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 04:53:23,439 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 04:53:23,439 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:53:23,439 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:53:23,439 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 04:53:23,439 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:53:23,439 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 04:53:23,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-23 04:53:23,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 04:53:23,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 04:53:23,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 04:53:23,472 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 04:53:23,472 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 04:53:23,472 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 04:53:23,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-23 04:53:23,473 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 04:53:23,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 04:53:23,473 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 04:53:23,473 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-23 04:53:23,473 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 04:53:23,480 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true [2018-11-23 04:53:23,480 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-23 04:53:23,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:23,484 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-23 04:53:23,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:23,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:23,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:53:23,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:23,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2018-11-23 04:53:23,555 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:23,555 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:23,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:53:23,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:23,574 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2018-11-23 04:53:23,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:23,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:23,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:53:23,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:23,641 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:53:23,641 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:53:23,641 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:53:23,641 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:53:23,642 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 04:53:23,642 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:23,642 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:53:23,642 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:53:23,642 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 04:53:23,642 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:53:23,642 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:53:23,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:23,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:23,845 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:53:23,845 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:23,848 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:23,848 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:53:23,854 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 04:53:23,854 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:23,870 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:23,870 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:23,965 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 04:53:23,965 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:53:36,191 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 04:53:36,218 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:53:36,218 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:53:36,219 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:53:36,219 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:53:36,219 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 04:53:36,219 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:36,219 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:53:36,219 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:53:36,219 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 04:53:36,219 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:53:36,220 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:53:36,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:36,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:36,452 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:53:36,457 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 04:53:36,458 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,461 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:53:36,462 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:53:36,462 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,466 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,467 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,467 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,467 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,468 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:53:36,470 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:53:36,470 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,482 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 04:53:36,482 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,483 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,484 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:36,484 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:36,484 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,485 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,485 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,486 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,486 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:36,487 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:36,487 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,502 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 04:53:36,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,503 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,503 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,504 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,505 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,505 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,506 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,507 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,508 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,538 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 04:53:36,539 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,539 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,540 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:36,541 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:36,541 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,542 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,543 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:36,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,543 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:36,549 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:36,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,574 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 04:53:36,574 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,575 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,575 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:36,575 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,575 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,576 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:36,578 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:36,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,580 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,581 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,581 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:36,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,581 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:36,584 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:36,584 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,630 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 04:53:36,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,632 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:53:36,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,633 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,633 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,633 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,634 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,640 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,640 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:53:36,640 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,640 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,647 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,712 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,712 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 04:53:36,713 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,714 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,714 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:36,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,715 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:36,716 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:36,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,718 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:36,718 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,719 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:36,723 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:36,723 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,775 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 04:53:36,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,777 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,777 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:36,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,778 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,778 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,781 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,781 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,782 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,782 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:36,782 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,782 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,782 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,782 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:36,784 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:36,784 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,794 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 04:53:36,794 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,795 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,795 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:36,795 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,796 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:53:36,796 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:53:36,797 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,799 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,800 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:36,800 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:36,800 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:36,801 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:36,801 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:36,801 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:36,801 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:53:36,803 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:53:36,803 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:36,821 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:36,841 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:53:36,841 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:53:36,841 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:53:36,841 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:53:36,842 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 04:53:36,842 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:36,842 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:53:36,842 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:53:36,842 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 04:53:36,842 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:53:36,842 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:53:36,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:36,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:36,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:36,958 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:53:36,958 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:36,978 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:36,978 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:53:36,981 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 04:53:36,982 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:37,010 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:37,011 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:53:37,014 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 04:53:37,014 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:37,042 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:37,042 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:37,072 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 04:53:37,073 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:53:49,347 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 04:53:49,376 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:53:49,377 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:53:49,377 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:53:49,377 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:53:49,377 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 04:53:49,377 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:49,377 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:53:49,377 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:53:49,378 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 04:53:49,378 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:53:49,378 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:53:49,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:49,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:49,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:49,574 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:53:49,575 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 04:53:49,575 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,575 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,576 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,576 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,576 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:53:49,578 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:53:49,578 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 04:53:49,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,592 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,592 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,592 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,593 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:53:49,595 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:53:49,595 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,596 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,598 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:53:49,598 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:53:49,598 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,599 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 04:53:49,599 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,600 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,600 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,608 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 04:53:49,608 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 04:53:49,622 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,622 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,623 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,623 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,623 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,624 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,624 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:49,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,625 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,625 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,626 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,626 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:49,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,627 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,627 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 04:53:49,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,628 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,629 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,632 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:53:49,633 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:53:49,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,654 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,657 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,658 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:49,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,659 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,659 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,660 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,660 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:49,660 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,661 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,661 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 04:53:49,662 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,662 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,663 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:49,667 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 04:53:49,667 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 04:53:49,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,692 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,695 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:49,696 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:49,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,697 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,697 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:53:49,697 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,698 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:49,698 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:49,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,699 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 04:53:49,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,700 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,700 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:49,701 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,701 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,701 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,704 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 04:53:49,705 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 04:53:49,747 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,748 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,748 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:49,748 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,752 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,753 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:49,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,755 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:49,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,755 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:53:49,756 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:53:49,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,761 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 04:53:49,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,762 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,762 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:53:49,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,763 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,771 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:53:49,771 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:53:49,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,916 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,916 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:53:49,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,917 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,917 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:49,917 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,919 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:49,919 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,920 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:53:49,920 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:49,920 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,920 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,920 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:49,921 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:49,924 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:49,925 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:49,926 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 04:53:49,926 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 [2018-11-23 04:53:49,927 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:49,927 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:49,927 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:49,927 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:49,927 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:49,933 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 04:53:49,933 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 04:53:50,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,128 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,128 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,128 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:50,128 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,129 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:50,130 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:50,130 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,131 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,131 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,132 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:50,132 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,132 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:53:50,133 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:53:50,133 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,134 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,134 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 04:53:50,134 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,135 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,135 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:50,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,135 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:50,138 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:53:50,138 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:53:50,170 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,170 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,171 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,171 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:50,171 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,171 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,171 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,171 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:50,172 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:50,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,173 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,174 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,174 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:53:50,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,174 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,174 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:53:50,175 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:53:50,175 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,176 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,176 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 04:53:50,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,177 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,177 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:50,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,178 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:53:50,182 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 04:53:50,183 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 04:53:50,293 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,293 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,293 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,294 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:50,294 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,294 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,294 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,294 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:53:50,294 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:53:50,295 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,296 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:53:50,297 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:53:50,297 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:53:50,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:53:50,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:53:50,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:53:50,298 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:53:50,298 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:53:50,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:53:50,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:53:50,301 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 04:53:50,301 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-23 04:53:50,301 INFO L796 eck$LassoCheckResult]: Loop: 5#L13-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 10#L9true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 5#L13-2true [2018-11-23 04:53:50,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:50,302 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2018-11-23 04:53:50,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:50,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:50,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:53:50,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:50,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2018-11-23 04:53:50,317 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:50,317 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:50,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,318 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 04:53:50,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,325 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:53:50,325 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2018-11-23 04:53:50,325 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 04:53:50,326 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 04:53:50,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,326 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 04:53:50,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:53:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 04:53:50,398 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:53:50,398 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:53:50,398 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:53:50,398 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:53:50,398 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 04:53:50,398 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:50,399 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:53:50,399 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:53:50,399 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 04:53:50,399 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:53:50,399 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:53:50,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:50,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:53:50,501 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:53:50,501 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:50,505 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:53:50,505 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:53:50,638 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 04:53:50,638 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:54:02,891 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 04:54:02,919 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:54:02,919 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:54:02,919 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:54:02,919 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:54:02,920 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 04:54:02,920 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:02,920 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:54:02,920 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:54:02,920 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-23 04:54:02,920 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:54:02,920 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:54:02,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:02,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:03,049 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:54:03,050 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 04:54:03,050 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,051 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:54:03,051 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:54:03,051 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,056 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,056 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,057 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:54:03,057 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:54:03,057 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,060 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 04:54:03,060 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,061 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,061 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:03,061 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:03,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,062 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,062 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,063 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,063 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:03,064 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:03,064 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,067 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 04:54:03,067 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 [2018-11-23 04:54:03,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,068 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,068 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,068 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,069 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,069 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,069 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,070 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,070 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,070 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,070 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,070 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,071 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,071 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,076 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 04:54:03,076 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,076 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,077 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,077 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:03,077 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:03,077 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,078 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,078 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,078 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:03,078 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,079 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:03,080 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:03,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,085 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,085 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 04:54:03,086 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,086 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,086 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:03,086 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,087 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,087 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,087 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:03,087 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:03,087 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,088 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 [2018-11-23 04:54:03,089 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,089 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:03,089 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,089 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:03,090 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:03,091 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,101 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,102 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 04:54:03,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,102 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,103 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:54:03,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,103 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,104 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,105 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,106 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:54:03,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,106 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,108 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,126 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,126 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 04:54:03,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,127 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,127 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:03,127 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,127 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,127 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:03,129 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:03,129 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,129 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,130 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 [2018-11-23 04:54:03,130 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,130 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:03,130 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,131 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,131 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:03,134 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:03,134 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,199 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 04:54:03,199 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 [2018-11-23 04:54:03,200 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,200 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:03,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,200 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,201 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,203 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,203 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:03,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,204 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:03,205 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:03,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,213 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 04:54:03,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:03,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,214 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:03,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,214 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:54:03,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:54:03,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,218 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 [2018-11-23 04:54:03,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:03,218 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:03,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:03,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:03,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:03,219 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:54:03,221 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:54:03,221 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:03,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:03,290 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:54:03,290 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:54:03,290 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:54:03,291 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:54:03,291 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 04:54:03,291 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:03,291 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:54:03,291 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:54:03,291 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 04:54:03,291 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:54:03,291 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:54:03,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:03,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:03,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:03,396 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:54:03,396 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:03,400 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:54:03,400 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:54:03,403 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 04:54:03,403 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:03,422 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 04:54:03,422 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c0dd9f2-b638-4d85-b605-87924e387d35/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:03,466 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 04:54:03,466 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 04:54:15,679 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 04:54:15,705 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 04:54:15,705 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 04:54:15,705 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 04:54:15,706 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 04:54:15,706 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 04:54:15,706 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 04:54:15,706 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 04:54:15,706 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 04:54:15,706 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-23 04:54:15,706 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 04:54:15,706 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 04:54:15,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:15,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:15,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 04:54:15,826 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 04:54:15,826 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 04:54:15,826 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,827 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,827 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,827 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:54:15,827 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:54:15,827 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 04:54:15,838 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,838 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,839 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,839 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,839 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,839 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,839 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:54:15,839 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:54:15,840 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,840 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,840 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,841 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,841 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 04:54:15,841 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 04:54:15,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,842 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,842 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 04:54:15,842 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,842 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,843 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:15,844 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 04:54:15,844 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 04:54:15,861 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,862 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,862 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,862 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,863 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:15,863 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:15,863 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,863 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,864 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,864 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,864 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,864 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,864 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:15,865 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:15,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,865 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,865 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 04:54:15,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,866 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,866 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:15,868 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:54:15,868 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:54:15,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,891 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,892 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,892 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,892 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,892 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,892 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:15,892 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:15,892 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,893 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,893 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,893 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,894 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,894 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:15,894 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:15,894 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,894 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 04:54:15,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,895 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,895 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:15,898 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 04:54:15,898 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 04:54:15,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,935 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,935 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:15,936 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:15,936 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,937 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 04:54:15,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:15,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,937 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:15,937 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:15,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:15,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:15,938 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 04:54:15,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:15,939 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:15,939 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:15,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:15,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:15,939 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:15,941 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 04:54:15,941 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 04:54:16,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,052 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,052 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:16,052 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:16,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,053 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:16,053 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:16,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:16,054 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,054 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,054 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,054 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:16,055 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:16,055 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,055 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,055 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 04:54:16,055 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 04:54:16,055 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:16,056 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,056 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 04:54:16,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,057 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:54:16,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,057 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:16,060 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:54:16,060 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:54:16,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,439 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:54:16,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:16,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,439 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:16,440 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:16,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:16,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,441 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,442 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 04:54:16,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:16,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,442 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:16,443 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:16,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:16,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:16,444 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 04:54:16,444 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:16,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:16,445 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:16,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:16,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:16,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:16,450 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 04:54:16,450 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 04:54:17,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,407 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,407 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:17,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:17,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,408 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:17,409 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:17,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:17,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,410 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:17,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:17,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,411 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 04:54:17,412 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 04:54:17,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:17,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,413 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 04:54:17,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,413 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,413 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:17,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,414 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:17,416 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 04:54:17,416 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 04:54:17,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,506 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,507 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,507 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:17,507 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:17,507 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,507 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:17,508 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:17,508 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:17,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,510 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,510 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 04:54:17,510 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:17,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,510 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 04:54:17,511 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 04:54:17,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:17,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:17,512 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 04:54:17,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:17,513 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:17,513 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:17,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:17,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:17,513 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:54:17,518 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 04:54:17,518 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 04:54:18,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:18,214 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 [2018-11-23 04:54:18,214 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:18,214 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:18,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:18,215 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:18,215 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:18,215 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:54:18,215 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:54:18,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:18,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:18,217 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 04:54:18,218 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 04:54:18,218 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 04:54:18,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 04:54:18,218 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 04:54:18,218 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 04:54:18,218 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 04:54:18,219 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 04:54:18,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 04:54:18,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 04:54:18,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 04:54:18 BoogieIcfgContainer [2018-11-23 04:54:18,227 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 04:54:18,227 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:54:18,227 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:54:18,228 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:54:18,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:53:23" (3/4) ... [2018-11-23 04:54:18,232 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 04:54:18,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:54:18,233 INFO L168 Benchmark]: Toolchain (without parser) took 55204.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 304.6 MB). Free memory was 960.9 MB in the beginning and 1.3 GB in the end (delta: -328.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:54:18,234 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:54:18,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 164.51 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 04:54:18,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.28 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:54:18,236 INFO L168 Benchmark]: Boogie Preprocessor took 12.51 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:54:18,236 INFO L168 Benchmark]: RCFGBuilder took 172.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 04:54:18,237 INFO L168 Benchmark]: BuchiAutomizer took 54827.45 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -168.8 MB). Peak memory consumption was 349.5 MB. Max. memory is 11.5 GB. [2018-11-23 04:54:18,237 INFO L168 Benchmark]: Witness Printer took 4.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:54:18,243 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 164.51 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 950.1 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 19.28 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.51 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 172.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 54827.45 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -168.8 MB). Peak memory consumption was 349.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.54 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 54.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 54.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: 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: 700ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...