./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 0d29117e01c2d68b456be2ae55b4c10d8b73c290 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:28:09,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:28:09,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:28:09,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:28:09,034 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:28:09,034 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:28:09,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:28:09,036 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:28:09,037 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:28:09,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:28:09,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:28:09,039 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:28:09,040 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:28:09,040 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:28:09,041 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:28:09,042 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:28:09,042 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:28:09,043 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:28:09,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:28:09,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:28:09,046 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:28:09,047 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:28:09,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:28:09,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:28:09,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:28:09,049 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:28:09,050 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:28:09,051 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:28:09,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:28:09,051 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:28:09,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:28:09,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:28:09,052 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:28:09,052 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:28:09,053 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:28:09,053 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:28:09,053 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:28:09,064 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:28:09,064 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:28:09,065 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:28:09,065 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:28:09,066 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:28:09,066 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:28:09,066 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:28:09,067 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:28:09,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:28:09,068 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:28:09,068 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:28:09,069 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:28:09,069 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_c639f92f-0d9b-46c9-b803-f4e337baab40/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 -> 0d29117e01c2d68b456be2ae55b4c10d8b73c290 [2018-11-28 12:28:09,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:28:09,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:28:09,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:28:09,101 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:28:09,102 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:28:09,102 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-11-28 12:28:09,137 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/data/e5e067bea/b1ee663c40f8426390109047f1681224/FLAGc88572f11 [2018-11-28 12:28:09,431 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:28:09,432 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/sv-benchmarks/c/loop-acceleration/underapprox_false-unreach-call1_true-termination.i [2018-11-28 12:28:09,435 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/data/e5e067bea/b1ee663c40f8426390109047f1681224/FLAGc88572f11 [2018-11-28 12:28:09,446 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/data/e5e067bea/b1ee663c40f8426390109047f1681224 [2018-11-28 12:28:09,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:28:09,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:28:09,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:28:09,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:28:09,454 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:28:09,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0ede9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09, skipping insertion in model container [2018-11-28 12:28:09,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:28:09,475 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:28:09,592 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:28:09,595 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:28:09,603 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:28:09,611 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:28:09,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09 WrapperNode [2018-11-28 12:28:09,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:28:09,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:28:09,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:28:09,612 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:28:09,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:28:09,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:28:09,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:28:09,632 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:28:09,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... [2018-11-28 12:28:09,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:28:09,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:28:09,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:28:09,680 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:28:09,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:09,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:28:09,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:28:09,805 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:28:09,806 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 12:28:09,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:28:09 BoogieIcfgContainer [2018-11-28 12:28:09,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:28:09,806 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:28:09,806 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:28:09,809 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:28:09,809 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:28:09,809 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:28:09" (1/3) ... [2018-11-28 12:28:09,810 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e9ce8a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:28:09, skipping insertion in model container [2018-11-28 12:28:09,810 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:28:09,810 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:28:09" (2/3) ... [2018-11-28 12:28:09,811 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e9ce8a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:28:09, skipping insertion in model container [2018-11-28 12:28:09,811 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:28:09,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:28:09" (3/3) ... [2018-11-28 12:28:09,812 INFO L375 chiAutomizerObserver]: Analyzing ICFG underapprox_false-unreach-call1_true-termination.i [2018-11-28 12:28:09,852 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:28:09,852 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:28:09,852 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:28:09,852 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:28:09,853 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:28:09,853 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:28:09,853 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:28:09,853 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:28:09,853 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:28:09,862 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:28:09,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:28:09,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:28:09,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:28:09,879 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:28:09,879 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:28:09,879 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:28:09,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-28 12:28:09,880 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 12:28:09,880 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:28:09,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:28:09,880 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 12:28:09,880 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 12:28:09,885 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true [2018-11-28 12:28:09,885 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:28:09,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:09,889 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 12:28:09,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:09,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:09,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:28:09,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:09,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:09,951 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 12:28:09,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:09,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:09,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:28:09,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:09,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:09,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 12:28:09,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:09,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:09,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:28:09,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:10,013 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:10,014 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:10,014 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:10,014 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:10,014 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:28:10,014 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:10,014 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:10,014 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:10,014 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:28:10,015 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:10,015 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:10,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:10,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:10,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:10,139 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:10,139 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:10,143 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:10,143 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:10,148 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:10,149 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:10,165 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:10,165 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:10,168 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:10,168 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:10,184 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:10,184 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:10,202 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:28:10,202 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:26,858 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:28:26,861 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:26,861 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:26,861 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:26,861 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:26,862 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:28:26,862 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:26,862 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:26,862 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:26,862 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:28:26,862 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:26,862 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:26,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:26,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:26,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:26,978 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:26,982 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:28:26,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:26,985 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:26,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:26,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:26,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:26,986 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:26,988 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:26,988 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:26,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:26,992 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:26,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:26,993 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:26,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:26,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:26,993 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:26,993 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:26,993 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:26,995 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:26,995 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:26,995 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:26,996 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:26,996 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:26,996 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:26,997 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:26,998 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:26,998 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,005 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:28:27,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,007 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,007 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,010 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,011 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,011 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,011 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,012 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,012 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,012 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,012 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,013 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,014 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,015 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,015 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,015 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,017 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,024 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,024 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:28:27,025 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,025 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,025 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,025 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,026 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,027 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,028 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,028 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,029 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,030 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,031 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,032 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,032 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,042 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:28:27,042 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,042 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,043 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,043 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,043 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,043 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,044 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,044 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,047 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,048 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,048 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,048 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,049 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,050 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 [2018-11-28 12:28:27,051 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:27,051 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,051 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,055 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,055 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,067 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:28:27,068 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,069 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,069 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,070 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,070 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,070 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,072 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,072 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,076 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 [2018-11-28 12:28:27,076 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,076 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,077 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,077 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,080 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,080 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,081 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,082 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,082 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,082 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,082 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,082 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:27,084 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:27,084 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,107 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,107 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:28:27,108 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,108 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,109 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:27,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,110 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,114 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,114 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,122 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,122 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:27,122 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,123 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,124 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,124 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,127 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,128 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 [2018-11-28 12:28:27,128 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,129 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:27,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,129 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,129 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,129 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,131 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,131 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,164 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,164 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:28:27,164 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,166 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,167 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,167 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,171 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,172 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,179 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,179 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,180 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,181 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,183 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,183 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,184 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:27,186 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:27,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,226 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:28:27,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,227 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,227 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,228 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,231 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,236 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,237 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,237 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,237 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,238 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,240 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,240 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:27,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,241 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:27,242 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:27,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,248 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,248 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:28:27,248 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,249 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,249 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,249 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,249 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,249 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,250 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:27,251 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:27,251 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,262 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,262 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,262 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,263 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,263 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:27,264 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:27,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:27,268 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:27,268 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:27,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:27,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:27,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:27,269 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:27,271 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:27,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:27,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:27,346 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:27,346 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:27,347 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:27,347 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:27,347 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:28:27,347 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:27,347 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:27,347 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:27,347 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:28:27,347 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:27,347 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:27,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:27,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:27,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:27,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:27,518 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:27,518 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:27,529 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:27,530 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:27,539 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:27,539 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:27,562 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:27,562 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:27,564 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:27,565 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_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:27,584 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:27,584 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:27,602 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:28:27,602 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:41,717 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:28:41,722 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:41,722 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:41,722 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:41,722 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:41,722 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:28:41,722 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:41,722 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:41,722 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:41,722 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:28:41,722 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:41,722 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:41,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:41,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:41,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:41,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:41,784 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:41,784 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:28:41,784 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,787 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:41,787 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:41,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,787 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:41,790 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:41,790 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:28:41,797 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,798 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,798 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,799 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,799 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:41,800 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:41,800 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:28:41,805 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,806 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,806 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,806 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:41,807 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:41,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,807 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:28:41,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,808 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,809 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:41,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,809 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,810 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,810 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,810 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,812 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:28:41,812 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:28:41,819 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,820 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,820 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,821 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,822 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:28:41,822 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:28:41,832 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,833 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,833 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,833 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,834 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,834 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:41,834 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,835 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,835 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:28:41,835 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,836 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,836 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,836 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,836 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,836 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:41,836 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:41,837 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,837 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,838 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:41,840 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:41,840 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:41,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,850 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,851 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,851 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:41,853 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:41,853 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:41,872 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,873 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,873 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:41,874 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:41,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,875 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:28:41,875 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,875 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,876 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:41,876 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:41,876 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,878 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:41,880 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:28:41,880 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:28:41,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,892 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,892 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,893 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,893 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:41,895 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:28:41,895 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:28:41,927 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,928 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,928 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:41,928 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,929 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:41,929 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:41,929 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,930 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:28:41,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:41,931 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:41,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:41,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,931 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,932 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:41,932 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:41,932 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,932 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,933 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:41,933 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:41,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,933 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,935 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:28:41,935 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:28:41,950 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:41,951 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:41,951 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:41,951 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:41,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:41,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:41,952 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:41,953 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:28:41,953 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:28:42,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,038 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,039 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:42,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:42,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,039 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,039 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:42,040 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:42,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:42,040 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,041 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:28:42,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,041 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:42,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:42,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,042 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:42,043 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:42,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:42,044 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,044 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,044 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:42,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,045 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,045 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:42,047 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:42,047 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:42,071 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,071 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,071 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,071 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:42,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,072 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:42,074 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:42,074 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:42,499 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,500 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,501 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:42,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:42,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,501 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:42,501 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:42,502 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:42,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,503 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:28:42,503 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,503 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:42,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:42,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,504 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:42,504 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:42,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:42,505 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,505 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 [2018-11-28 12:28:42,506 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,506 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:42,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,506 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:42,508 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:28:42,508 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:28:42,534 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:42,535 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:42,535 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:42,535 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:42,535 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:42,535 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:42,536 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:42,540 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:28:42,540 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:28:43,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,631 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 [2018-11-28 12:28:43,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,632 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:43,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:43,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,632 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:43,633 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:43,633 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:43,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,634 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:28:43,634 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,635 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,635 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:43,635 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:43,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,635 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:43,635 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:43,636 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:43,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,637 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,637 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,637 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:43,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,638 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:43,639 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:43,639 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:43,649 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,649 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,649 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,650 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:43,650 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,650 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,650 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:43,651 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:28:43,652 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:28:43,671 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,672 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,672 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,672 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:43,672 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:43,673 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,673 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,673 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:43,673 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:43,673 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:43,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,674 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:28:43,675 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,675 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,675 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:43,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:43,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,675 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,676 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:43,676 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:43,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:43,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,678 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,678 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,678 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:43,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,678 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:43,680 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:28:43,680 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:28:43,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,701 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,701 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,702 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:43,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,702 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,702 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:43,704 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:28:43,704 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:28:43,839 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,839 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:43,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:43,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:43,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:43,840 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:43,840 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:43,840 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:43,841 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:43,841 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:43,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:43,844 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 12:28:43,844 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:28:43,844 INFO L796 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 9#L11-2true [2018-11-28 12:28:43,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:43,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 12:28:43,845 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:43,845 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:43,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:28:43,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:43,852 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 12:28:43,852 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:43,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:43,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,853 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:28:43,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:28:43,860 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 12:28:43,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:28:43,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:28:43,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,860 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:28:43,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:28:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:28:43,915 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:43,915 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:43,915 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:43,915 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:43,915 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:28:43,915 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:43,915 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:43,915 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:43,915 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:28:43,915 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:43,915 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:43,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:43,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:43,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:44,018 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:44,018 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:44,021 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:44,021 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:44,025 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:44,025 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:44,057 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:44,057 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:44,094 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:28:44,094 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:56,139 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:28:56,144 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:56,144 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:56,144 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:56,144 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:56,144 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:28:56,144 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:56,144 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:56,145 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:56,145 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Loop [2018-11-28 12:28:56,145 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:56,145 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:56,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,206 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:56,206 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:28:56,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,207 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:56,208 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:56,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,209 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,209 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,210 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:56,210 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:56,210 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,212 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:28:56,212 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:28:56,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,212 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:28:56,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,213 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,213 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,213 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,213 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,213 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,213 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,213 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,213 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 [2018-11-28 12:28:56,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,214 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,214 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,223 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,223 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,223 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,223 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,224 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,224 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:28:56,224 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,225 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,225 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,225 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,225 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,226 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,226 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,226 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,226 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,227 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,227 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,227 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,227 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,231 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,231 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,232 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,232 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,232 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,232 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,232 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,232 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,232 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,233 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,233 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:28:56,233 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,234 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,234 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,234 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,234 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,234 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,234 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,235 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,236 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,236 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,236 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,236 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,236 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:28:56,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,242 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,243 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:28:56,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,244 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,244 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,244 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,257 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,257 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,257 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,258 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,258 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,265 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,265 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,265 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,265 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:28:56,266 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:28:56,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,267 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:28:56,267 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,267 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,268 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:56,268 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,268 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,269 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,270 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,270 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,270 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:56,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,271 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,279 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,279 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,279 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:28:56,279 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,280 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,281 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,283 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:28:56,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,284 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,284 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,284 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,284 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,284 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,285 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,285 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,286 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,286 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,286 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,287 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,288 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,305 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,305 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:28:56,308 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:28:56,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,309 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,310 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:28:56,310 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,310 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,310 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,311 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,311 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,311 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,312 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,313 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,313 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,313 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,314 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,314 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,318 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,318 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,318 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:28:56,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,318 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,319 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:28:56,319 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:28:56,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,322 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:28:56,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,322 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,323 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:56,323 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:56,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,326 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,326 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,326 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:56,327 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:56,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:28:56,334 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:28:56,334 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:28:56,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:28:56,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:28:56,334 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:28:56,334 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:28:56,335 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:28:56,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:28:56,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:28:56,410 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:28:56,410 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:28:56,410 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:28:56,410 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:28:56,411 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:28:56,411 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:56,411 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:28:56,411 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:28:56,411 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:28:56,411 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:28:56,411 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:28:56,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:28:56,468 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:28:56,468 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/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 [2018-11-28 12:28:56,473 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:56,473 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:56,490 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:28:56,490 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:28:56,499 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 12:28:56,499 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=7}, {ULTIMATE.start_main_~y~0=3}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [2, 2, 2] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:56,514 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:28:56,514 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c639f92f-0d9b-46c9-b803-f4e337baab40/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:28:56,535 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:28:56,535 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:29:08,587 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 12:29:08,592 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:29:08,592 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:29:08,592 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:29:08,592 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:29:08,592 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:29:08,593 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:29:08,593 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:29:08,593 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:29:08,593 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_false-unreach-call1_true-termination.i_Iteration1_Lasso [2018-11-28 12:29:08,593 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:29:08,593 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:29:08,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:29:08,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:29:08,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:29:08,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:29:08,696 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:29:08,696 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:29:08,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,697 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,697 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:29:08,698 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:29:08,698 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:29:08,711 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,711 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,712 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:29:08,712 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:29:08,712 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:29:08,719 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,720 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,720 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,720 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,720 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,720 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:29:08,720 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:29:08,721 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,723 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,723 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:29:08,723 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:29:08,723 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,724 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 12:29:08,724 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,724 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,725 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:29:08,725 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:29:08,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,732 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,732 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,733 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:29:08,733 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:29:08,738 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,739 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,740 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,740 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:29:08,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,741 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,741 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,741 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:29:08,742 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,742 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 12:29:08,742 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:08,744 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:08,744 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:08,757 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,758 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,758 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,758 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:08,759 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:08,760 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:08,766 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,766 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,767 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:08,767 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:08,767 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,768 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:08,769 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:08,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,769 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 12:29:08,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,770 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,770 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:08,771 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:29:08,771 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:29:08,794 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,794 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 [2018-11-28 12:29:08,794 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,795 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,795 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,795 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:08,796 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:29:08,796 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:29:08,802 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,803 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,803 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,803 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,803 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:08,804 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:29:08,804 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,804 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,805 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,805 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:29:08,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,805 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:08,805 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:29:08,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,806 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,806 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 12:29:08,806 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,806 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:08,807 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:08,807 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,807 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,807 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,808 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:29:08,808 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:29:08,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,850 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:08,850 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:08,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,850 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,850 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,851 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 12:29:08,851 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 12:29:08,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,864 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 [2018-11-28 12:29:08,865 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:08,865 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:08,865 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,865 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,866 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:29:08,866 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,866 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 [2018-11-28 12:29:08,867 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:08,867 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:08,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:08,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,867 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 12:29:08,867 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 12:29:08,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:08,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:08,868 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 12:29:08,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:08,868 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:08,868 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:29:08,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:08,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:08,869 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:08,871 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:08,871 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:09,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,119 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,119 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,119 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:29:09,119 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,119 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,120 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:09,121 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:09,121 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:09,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,141 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,141 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,142 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:29:09,142 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:09,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,142 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:09,142 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:09,142 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:09,143 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,143 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,144 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,144 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 12:29:09,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:09,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,144 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:09,145 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:09,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:09,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,145 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 12:29:09,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,146 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,146 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:09,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,146 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:09,150 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:29:09,150 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:29:09,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,936 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 [2018-11-28 12:29:09,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,937 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:09,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,937 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:09,940 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 12:29:09,940 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 12:29:09,987 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,987 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,987 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,988 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:09,988 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:09,988 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,988 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,988 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:09,989 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:29:09,989 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:09,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,990 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,990 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,990 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:09,990 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:09,990 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,990 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,991 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 12:29:09,991 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 12:29:09,991 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:09,992 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:09,992 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 12:29:09,992 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:09,992 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:09,993 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:09,993 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:09,993 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:09,993 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:09,994 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:09,994 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:10,014 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,015 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,015 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,015 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:10,015 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,016 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:10,017 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 12:29:10,017 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 12:29:10,033 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,034 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,034 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:10,034 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:10,034 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,035 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,035 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:10,035 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:10,035 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:10,036 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,037 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,037 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,037 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 12:29:10,037 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:10,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,038 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,038 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 12:29:10,038 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:29:10,038 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:10,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,039 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 12:29:10,039 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,040 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,040 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:10,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,040 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:29:10,043 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:29:10,043 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:29:10,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,252 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,253 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:10,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,253 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:29:10,254 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 12:29:10,255 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 12:29:10,286 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,287 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:10,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:10,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,288 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:29:10,288 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:29:10,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:10,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:29:10,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 12:29:10,290 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 12:29:10,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:29:10,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:29:10,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:29:10,291 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 12:29:10,291 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:29:10,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:29:10,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:29:10,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:29:10 BoogieIcfgContainer [2018-11-28 12:29:10,297 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:29:10,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:29:10,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:29:10,298 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:29:10,298 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:28:09" (3/4) ... [2018-11-28 12:29:10,301 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:29:10,301 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:29:10,302 INFO L168 Benchmark]: Toolchain (without parser) took 60852.76 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 397.9 MB). Free memory was 958.7 MB in the beginning and 1.3 GB in the end (delta: -361.0 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:29:10,303 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:29:10,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 947.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:29:10,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.29 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:29:10,304 INFO L168 Benchmark]: Boogie Preprocessor took 47.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:29:10,305 INFO L168 Benchmark]: RCFGBuilder took 126.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:29:10,305 INFO L168 Benchmark]: BuchiAutomizer took 60490.93 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 301.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -241.2 MB). Peak memory consumption was 605.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:29:10,305 INFO L168 Benchmark]: Witness Printer took 3.73 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:29:10,308 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.7 MB in the beginning and 947.9 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 19.29 ms. Allocated memory is still 1.0 GB. Free memory is still 947.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -152.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 126.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 60490.93 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 301.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -241.2 MB). Peak memory consumption was 605.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.73 ms. Allocated memory is still 1.4 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 60.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 60.4s. 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: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div401 bol100 ite100 ukn100 eq146 hnf49 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 212ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...