./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/ex3b.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/ex3b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3896b84414a1398b8b83fc7620275d5a148e91b6 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Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:39:59,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:39:59,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:39:59,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:39:59,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:39:59,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:39:59,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:39:59,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:39:59,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:39:59,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:39:59,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:39:59,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:39:59,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:39:59,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:39:59,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:39:59,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:39:59,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:39:59,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:39:59,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:39:59,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:39:59,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:39:59,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:39:59,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:39:59,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:39:59,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:39:59,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:39:59,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:39:59,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:39:59,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:39:59,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:39:59,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:39:59,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:39:59,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:39:59,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:39:59,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:39:59,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:39:59,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:39:59,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:39:59,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:39:59,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:39:59,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:39:59,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-16 00:39:59,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:39:59,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:39:59,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:39:59,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:39:59,128 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:39:59,128 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-16 00:39:59,128 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-16 00:39:59,128 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-16 00:39:59,129 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-16 00:39:59,129 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-16 00:39:59,129 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-16 00:39:59,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:39:59,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 00:39:59,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:39:59,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:39:59,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-16 00:39:59,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-16 00:39:59,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-16 00:39:59,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:39:59,131 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-16 00:39:59,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:39:59,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-16 00:39:59,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:39:59,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:39:59,133 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-16 00:39:59,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:39:59,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:39:59,133 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-16 00:39:59,134 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-16 00:39:59,134 INFO L138 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/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3896b84414a1398b8b83fc7620275d5a148e91b6 [2019-11-16 00:39:59,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:39:59,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:39:59,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:39:59,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:39:59,173 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:39:59,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/ex3b.c [2019-11-16 00:39:59,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/data/ee07468c9/020beb8668634ba5aec1b8fbfb28a35d/FLAG8ee2430eb [2019-11-16 00:39:59,596 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:39:59,596 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/sv-benchmarks/c/termination-restricted-15/ex3b.c [2019-11-16 00:39:59,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/data/ee07468c9/020beb8668634ba5aec1b8fbfb28a35d/FLAG8ee2430eb [2019-11-16 00:39:59,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/data/ee07468c9/020beb8668634ba5aec1b8fbfb28a35d [2019-11-16 00:39:59,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:39:59,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:39:59,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:39:59,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:39:59,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:39:59,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2258f497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59, skipping insertion in model container [2019-11-16 00:39:59,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:39:59,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:39:59,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:39:59,845 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:39:59,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:39:59,869 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:39:59,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59 WrapperNode [2019-11-16 00:39:59,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:39:59,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:39:59,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:39:59,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:39:59,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:39:59,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:39:59,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:39:59,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:39:59,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... [2019-11-16 00:39:59,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:39:59,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:39:59,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:39:59,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:39:59,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:39:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:39:59,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:40:00,132 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:40:00,132 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-16 00:40:00,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:40:00 BoogieIcfgContainer [2019-11-16 00:40:00,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:40:00,134 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-16 00:40:00,134 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-16 00:40:00,137 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-16 00:40:00,138 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-16 00:40:00,138 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:39:59" (1/3) ... [2019-11-16 00:40:00,140 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@725d8c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:40:00, skipping insertion in model container [2019-11-16 00:40:00,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-16 00:40:00,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:59" (2/3) ... [2019-11-16 00:40:00,141 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@725d8c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:40:00, skipping insertion in model container [2019-11-16 00:40:00,141 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-16 00:40:00,141 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:40:00" (3/3) ... [2019-11-16 00:40:00,142 INFO L371 chiAutomizerObserver]: Analyzing ICFG ex3b.c [2019-11-16 00:40:00,193 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-16 00:40:00,193 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-16 00:40:00,194 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-16 00:40:00,194 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:40:00,194 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:40:00,194 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-16 00:40:00,194 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:40:00,195 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-16 00:40:00,213 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-16 00:40:00,236 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-16 00:40:00,236 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-16 00:40:00,236 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-16 00:40:00,242 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-16 00:40:00,242 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-16 00:40:00,243 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-16 00:40:00,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2019-11-16 00:40:00,244 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-16 00:40:00,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-16 00:40:00,244 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-16 00:40:00,245 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-16 00:40:00,245 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-16 00:40:00,254 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 4#L10true assume !(main_~y~0 > 46340); 9#L11-2true [2019-11-16 00:40:00,255 INFO L793 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-11-16 00:40:00,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:00,261 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2019-11-16 00:40:00,269 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:00,269 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549978767] [2019-11-16 00:40:00,269 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,269 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,349 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:40:00,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:00,351 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 1 times [2019-11-16 00:40:00,351 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:00,351 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358929551] [2019-11-16 00:40:00,351 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,351 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:00,356 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-16 00:40:00,356 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [562828631] [2019-11-16 00:40:00,356 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:40:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,397 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:40:00,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:00,399 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 1 times [2019-11-16 00:40:00,399 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:00,400 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200658921] [2019-11-16 00:40:00,400 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,400 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:00,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:00,405 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-16 00:40:00,405 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1722714562] [2019-11-16 00:40:00,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2019-11-16 00:40:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:00,446 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:40:00,495 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:00,496 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:00,496 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:00,496 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:00,496 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-16 00:40:00,496 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:00,497 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:00,497 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:00,497 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-11-16 00:40:00,497 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:00,497 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:00,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,674 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:00,675 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:00,683 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:00,683 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:00,695 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:00,696 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:00,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:00,714 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:00,722 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:00,723 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:00,734 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:00,734 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:00,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:00,763 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:00,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:00,783 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:00,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:00,799 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:00,819 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:00,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:00,827 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-16 00:40:00,829 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:00,829 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:00,829 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:00,830 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:00,830 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-16 00:40:00,830 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:00,831 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:00,831 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:00,831 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-11-16 00:40:00,831 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:00,831 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:00,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:00,922 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:00,926 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-16 00:40:00,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:00,929 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:00,930 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:00,930 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:00,930 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:00,934 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:00,934 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:00,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:00,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:00,946 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:00,946 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:00,947 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:00,947 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:00,949 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:00,949 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:00,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:00,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:00,962 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:00,962 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:00,962 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:00,962 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:00,963 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:00,963 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:00,964 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:00,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:00,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:00,969 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:00,970 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:00,970 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:00,970 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:00,970 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:00,971 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:00,971 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:00,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:00,983 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-16 00:40:00,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:00,985 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:00,985 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:00,985 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:00,986 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:00,988 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:00,988 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:01,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,004 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,004 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,004 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,004 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,006 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:01,006 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:01,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,017 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,017 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,017 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,017 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,017 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,018 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:01,019 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,026 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,026 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,026 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,026 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,026 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,027 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:01,028 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,035 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-16 00:40:01,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,037 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,037 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,037 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,037 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,041 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,051 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,064 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,064 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,067 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,067 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,070 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,070 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,081 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,082 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,082 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,082 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,082 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,083 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,083 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,090 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,091 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,091 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,091 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,091 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,092 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,092 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,100 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-16 00:40:01,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,101 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,101 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,101 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,102 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,104 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:01,107 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:01,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,120 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,122 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,123 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,123 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,126 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:01,127 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:01,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,139 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,139 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,139 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,139 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,140 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,140 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:01,141 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,148 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:01,148 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,148 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,148 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,149 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:01,149 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,157 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-16 00:40:01,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,159 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,159 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,159 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,160 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,160 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,162 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:01,162 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:01,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,171 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,171 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,171 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,172 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,172 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,174 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:01,174 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:01,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,187 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,193 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,194 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,194 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,194 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,194 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,195 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:01,196 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,222 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,226 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,226 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,227 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,227 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,227 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,227 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:01,228 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:01,229 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,237 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-16 00:40:01,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,239 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,239 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:01,239 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,240 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,240 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,242 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,242 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,259 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,261 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:01,261 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,262 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,262 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,264 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,265 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,290 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,290 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:01,290 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,290 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,290 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,291 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,291 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,292 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,344 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,344 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:01,345 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,345 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,345 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,345 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,347 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,347 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,370 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-16 00:40:01,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,371 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,373 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,374 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,374 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,374 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,376 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:01,378 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:01,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,398 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,398 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,399 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,399 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,402 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:01,402 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:01,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,427 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,427 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,427 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,427 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,427 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,428 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,429 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:01,429 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,484 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,484 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,484 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,485 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,485 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,486 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:01,487 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:01,487 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,504 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-16 00:40:01,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,506 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,507 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,507 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,518 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,519 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,526 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,526 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,526 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,526 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,526 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,528 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:01,529 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:01,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,540 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,541 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,541 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,541 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,541 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,541 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,542 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,543 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,550 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,550 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:01,550 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,551 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:01,551 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:01,551 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,567 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-16 00:40:01,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,575 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,575 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,576 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,576 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,576 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:01,579 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:01,579 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:01,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,593 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,593 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,593 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,594 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,594 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:01,595 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:01,596 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:01,608 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,609 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,610 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,610 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,610 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,610 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,610 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:01,611 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:01,611 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:01,639 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:01,640 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:01,640 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:01,640 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:01,641 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:01,641 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:01,642 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:01,642 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:01,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:01,678 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:01,678 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:01,678 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:01,679 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:01,679 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-16 00:40:01,679 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:01,679 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:01,679 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:01,679 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-11-16 00:40:01,679 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:01,679 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:01,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,799 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:01,799 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,808 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,809 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,833 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,834 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,838 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:01,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,855 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:01,861 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,861 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,876 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,881 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,881 INFO L440 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/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,888 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:01,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,917 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/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 [2019-11-16 00:40:01,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,924 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,928 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:01,928 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:01,933 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:01,934 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:01,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:01,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-16 00:40:01,953 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-16 00:40:01,955 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:01,955 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:01,955 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:01,955 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:01,955 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-16 00:40:01,955 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:01,957 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:01,957 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:01,957 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-11-16 00:40:01,958 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:01,958 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:01,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:01,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:02,083 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:02,083 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-16 00:40:02,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,084 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,084 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,085 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,085 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,086 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,086 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:02,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,088 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,088 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,088 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,089 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,089 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,090 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:02,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,102 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,102 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,102 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,102 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,103 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,103 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:02,103 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,105 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,105 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,105 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,105 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,105 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,106 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:02,106 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,108 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,108 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,109 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,109 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,109 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,109 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:02,110 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,110 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,112 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,112 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,113 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,113 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,114 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,114 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:02,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,117 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,117 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,117 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,118 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:02,119 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,119 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:02,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,123 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-16 00:40:02,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,124 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,125 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,125 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,125 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,127 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,127 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,130 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,130 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,130 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,131 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,132 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,132 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,140 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,140 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,141 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,141 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,141 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,141 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,142 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,143 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,143 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,144 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,144 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,144 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,144 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,144 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,146 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,146 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,147 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,147 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,147 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,148 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,148 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,150 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,151 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,152 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,152 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,156 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,156 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,156 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,156 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,158 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,158 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,163 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,164 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-16 00:40:02,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,165 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,165 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,165 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,165 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,167 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,167 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,175 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,175 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,176 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,176 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,177 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,177 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,186 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,186 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,187 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,188 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,188 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,188 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,190 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,190 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,191 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,191 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,191 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,191 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,192 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,193 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,193 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,193 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,194 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,194 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,194 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,194 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,196 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,196 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,246 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,247 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,248 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,248 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,252 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,253 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,253 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,253 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,256 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,257 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,265 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-16 00:40:02,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,268 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,268 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,268 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,268 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,269 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,269 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,274 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,275 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,275 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,275 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,277 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,277 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,288 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,289 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,289 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,290 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,290 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,293 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,293 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,293 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,294 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,294 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,294 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,294 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,296 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,296 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,296 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,297 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,297 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,297 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,297 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,300 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,301 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,301 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,301 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,302 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,302 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,308 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:02,308 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,309 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,309 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,310 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,310 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,320 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-16 00:40:02,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,321 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,321 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,321 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,321 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,322 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,322 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,325 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,326 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,326 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,326 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,326 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,327 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,327 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,353 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,353 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,353 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,353 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,353 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,353 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,354 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,354 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,356 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,356 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,356 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,356 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,357 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,357 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,357 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,357 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,359 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,359 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,359 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,359 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,360 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,360 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,360 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:02,360 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,362 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,362 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,362 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,362 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,363 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,363 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,364 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,367 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,368 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,368 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,368 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,368 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:02,370 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:02,371 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:02,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,377 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-16 00:40:02,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,383 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,383 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,384 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,384 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,384 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,385 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,385 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,389 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,389 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,390 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,390 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,390 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,391 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,392 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,422 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,422 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,422 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,423 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,424 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,424 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,426 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,426 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,426 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,426 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,426 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,427 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,427 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,427 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,428 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,429 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,429 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,430 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,430 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,430 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,430 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,431 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,431 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,433 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,433 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,433 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,435 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,435 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,440 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,441 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:02,441 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,441 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,441 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,443 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,443 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,493 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-16 00:40:02,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,495 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,495 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,496 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,496 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,496 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,498 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,498 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,505 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,505 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,505 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,505 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,506 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,508 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,508 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,555 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,555 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,556 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,556 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,556 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,556 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,557 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,557 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,559 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,559 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,559 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,560 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,560 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,560 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,561 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,561 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,563 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,563 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,563 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,564 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,564 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,564 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,565 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:02,565 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,568 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,568 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,569 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,569 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,569 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,571 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,571 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,578 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,578 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,579 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,579 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,579 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:02,581 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:02,582 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:02,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,593 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-16 00:40:02,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,594 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,594 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,595 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,595 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,595 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,596 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,596 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,600 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,600 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,601 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,601 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,601 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,602 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,602 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,616 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,616 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,616 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,616 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,616 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,616 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,617 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,617 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,620 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,620 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,621 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,621 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,621 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,621 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,621 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,622 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,624 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,624 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,624 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,624 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,624 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,625 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,625 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:02,625 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,627 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,627 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,627 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,628 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,628 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,629 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,629 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,634 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,634 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:02,634 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,634 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,635 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:02,636 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:02,636 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:02,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,660 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-16 00:40:02,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,664 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,664 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,665 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,666 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:02,666 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:02,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,671 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,671 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,671 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,672 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,672 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,674 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:02,674 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:02,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,736 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,736 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,736 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,737 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,737 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,737 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,737 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,738 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,740 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,740 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,740 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,741 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,741 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,741 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,741 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,742 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,744 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,745 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,745 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:02,745 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,745 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,745 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,746 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:02,746 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:02,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,749 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,749 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,749 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,750 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,750 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,751 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:02,751 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:02,756 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:02,757 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:02,757 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:02,757 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:02,757 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:02,758 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:02,760 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:02,760 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:02,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:02,811 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-16 00:40:02,811 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 4#L10true assume !(main_~y~0 > 46340); 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-11-16 00:40:02,812 INFO L793 eck$LassoCheckResult]: Loop: 9#L11-2true assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0; 9#L11-2true [2019-11-16 00:40:02,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:02,812 INFO L82 PathProgramCache]: Analyzing trace with hash 30953, now seen corresponding path program 2 times [2019-11-16 00:40:02,813 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:02,813 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697311756] [2019-11-16 00:40:02,813 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,813 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,813 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:02,826 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-16 00:40:02,827 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [875073773] [2019-11-16 00:40:02,827 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:40:02,869 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-16 00:40:02,869 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-11-16 00:40:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:02,874 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:40:02,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:02,874 INFO L82 PathProgramCache]: Analyzing trace with hash 46, now seen corresponding path program 2 times [2019-11-16 00:40:02,874 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:02,875 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934514632] [2019-11-16 00:40:02,875 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,875 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,875 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:02,877 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-16 00:40:02,877 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771107488] [2019-11-16 00:40:02,877 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:40:02,918 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-11-16 00:40:02,918 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-11-16 00:40:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:02,923 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:40:02,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:40:02,924 INFO L82 PathProgramCache]: Analyzing trace with hash 959558, now seen corresponding path program 3 times [2019-11-16 00:40:02,924 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:40:02,924 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163048539] [2019-11-16 00:40:02,924 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,925 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:40:02,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:40:02,928 ERROR L273 tionRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-16 00:40:02,929 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1267802342] [2019-11-16 00:40:02,929 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-16 00:40:02,974 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-11-16 00:40:02,974 INFO L250 tOrderPrioritization]: Conjunction of SSA is sat [2019-11-16 00:40:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:40:02,981 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:40:03,010 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:03,011 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:03,011 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:03,011 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:03,011 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-16 00:40:03,011 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,011 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:03,011 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:03,011 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-11-16 00:40:03,011 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:03,012 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:03,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,097 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:03,098 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,114 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,114 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:03,133 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,139 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-16 00:40:03,142 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:03,142 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:03,142 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:03,142 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:03,142 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-16 00:40:03,142 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,142 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:03,143 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:03,143 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Loop [2019-11-16 00:40:03,143 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:03,143 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:03,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,226 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:03,227 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-16 00:40:03,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,227 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,228 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,228 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,228 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,228 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:03,228 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:03,228 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,230 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,231 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,231 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,231 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,232 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:03,232 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:03,232 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:03,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,245 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,245 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,245 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,245 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,245 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:03,246 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:03,246 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,248 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,250 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:03,251 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:03,251 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:03,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,252 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-16 00:40:03,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,254 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,254 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,254 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,254 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,255 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,255 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:03,255 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,258 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,258 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,259 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,259 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,260 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:03,260 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:03,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,263 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,263 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,263 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,263 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,263 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,264 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:03,264 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,275 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,275 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,275 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,275 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,276 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:03,276 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:03,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,277 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-16 00:40:03,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,278 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,278 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,279 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,279 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,279 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,279 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,280 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,282 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,282 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,283 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,283 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,284 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,284 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,288 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,289 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,289 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,289 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,289 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,290 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,290 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,292 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,293 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,293 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,293 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,294 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,294 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,296 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-16 00:40:03,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,297 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,298 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,298 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,298 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,298 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,299 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:03,299 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,303 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,303 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,304 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,304 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,307 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:03,307 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:03,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,312 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,313 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,313 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,313 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,313 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,314 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:03,314 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,320 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:03,320 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,320 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,321 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,322 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:03,322 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:03,325 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,325 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-16 00:40:03,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,326 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,326 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,326 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,327 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,327 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,327 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,328 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:03,328 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,333 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,333 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,334 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,334 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,335 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:03,335 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:03,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,340 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,341 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,341 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,341 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,341 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,341 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,342 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:03,342 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,348 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,349 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,349 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,349 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,349 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:03,350 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:03,350 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:03,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,353 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-16 00:40:03,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,354 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,354 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:03,354 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,355 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,355 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,355 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,356 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,356 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,364 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,364 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:03,364 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,364 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,365 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,366 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,366 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,380 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,381 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:03,381 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,381 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,382 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,382 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,383 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,383 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,400 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,400 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:03,400 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,400 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,401 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,403 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,403 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,407 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-16 00:40:03,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,409 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,409 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,409 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,410 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,410 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,410 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,412 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:03,412 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,422 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,422 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,422 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,422 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,423 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,425 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:03,425 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:03,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,434 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,435 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,435 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,436 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,437 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:03,437 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,459 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,459 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,460 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,460 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,460 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:03,462 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:03,463 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:03,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,469 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-16 00:40:03,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,471 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,472 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,472 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,479 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,479 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,480 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,480 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,481 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,486 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,487 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,487 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,488 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,488 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,488 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,490 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,490 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,495 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,495 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,495 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,495 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,495 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,496 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,496 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:03,496 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,500 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,500 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:03,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,501 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,501 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:03,502 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:03,502 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:03,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,505 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-16 00:40:03,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,506 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,506 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,506 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,506 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,507 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:03,508 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:03,508 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,517 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,517 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,517 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,517 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,518 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:03,519 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:03,519 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:03,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,525 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,525 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,525 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:03,525 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,526 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,526 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:03,527 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:03,527 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:03,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:03,533 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:03,533 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:03,533 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:03,533 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:03,533 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:03,535 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:03,535 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:03,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:03,586 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:03,586 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:03,586 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:03,586 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:03,586 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-16 00:40:03,586 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,586 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:03,586 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:03,586 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-11-16 00:40:03,586 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:03,587 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:03,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,771 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:03,771 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,787 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,791 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:03,791 INFO L440 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/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,797 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,801 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:03,802 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,811 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,811 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,814 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:03,814 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,822 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:03,835 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,851 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:03,851 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=-3}, {ULTIMATE.start_main_~c~0=2}, {ULTIMATE.start_main_~c~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,858 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,859 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,862 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-16 00:40:03,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_7=0} Honda state: {v_rep~unnamed0~0~false_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-16 00:40:03,868 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_274e816a-2cc9-410d-9df4-adc71ee25b57/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-16 00:40:03,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-16 00:40:03,882 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,887 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-16 00:40:03,889 INFO L210 LassoAnalysis]: Preferences: [2019-11-16 00:40:03,889 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-16 00:40:03,889 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-16 00:40:03,889 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-16 00:40:03,889 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-16 00:40:03,889 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-16 00:40:03,889 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-16 00:40:03,890 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-16 00:40:03,890 INFO L131 ssoRankerPreferences]: Filename of dumped script: ex3b.c_Iteration1_Lasso [2019-11-16 00:40:03,890 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-16 00:40:03,890 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-16 00:40:03,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:03,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-16 00:40:04,030 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-16 00:40:04,030 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-16 00:40:04,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,031 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,031 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,031 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,032 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,032 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,032 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:04,032 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,033 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,033 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,033 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,033 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,033 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,033 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:04,033 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,034 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,034 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,034 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,035 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,035 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,035 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:04,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,041 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,041 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,041 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,041 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,042 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,042 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:04,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,047 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,047 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,047 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,048 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,048 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,048 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:04,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,050 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,050 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,050 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,050 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,051 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,051 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-16 00:40:04,051 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,052 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,052 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,052 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,053 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-16 00:40:04,053 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,053 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-16 00:40:04,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,055 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-16 00:40:04,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,056 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,056 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,056 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,056 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,057 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,057 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,057 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,058 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,058 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,058 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,059 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,059 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,059 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,059 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,059 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,060 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,060 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,061 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,061 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,062 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,062 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,067 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,068 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,068 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,068 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,069 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,069 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,074 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,074 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,074 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,074 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,075 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,075 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,076 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,077 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,077 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,077 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,078 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,078 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,078 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,078 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,079 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,080 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,080 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,080 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,081 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,081 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,083 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-16 00:40:04,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,084 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,084 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,084 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,084 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,084 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,085 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,085 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,086 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,086 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,086 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,086 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,087 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,087 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,087 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,087 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,088 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,088 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,089 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,089 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,090 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,090 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,097 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,097 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,098 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,098 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,099 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,099 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,105 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,106 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,106 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,106 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,107 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,107 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,109 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,110 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,110 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,110 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,110 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,110 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,111 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,112 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,112 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,112 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,112 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,113 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,113 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,116 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-16 00:40:04,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,121 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,121 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,122 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,122 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,122 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,122 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,122 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,123 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,124 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,124 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,124 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,124 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,124 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,125 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,125 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,126 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,126 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,127 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,127 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,128 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,129 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,137 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,137 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,137 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,137 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,139 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,139 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,146 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,147 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,147 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,148 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,148 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,149 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,149 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,152 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,152 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,152 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,152 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,152 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,153 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,153 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,154 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-16 00:40:04,154 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,154 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,154 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,155 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,156 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,159 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-16 00:40:04,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,160 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,160 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,160 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,160 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,161 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,161 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,161 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,163 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,163 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,163 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,163 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,163 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,163 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,164 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,164 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,165 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,166 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,166 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,166 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,166 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,167 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,168 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,175 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,175 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,175 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,175 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,175 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,176 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,176 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,193 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,193 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,193 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,193 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,193 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,194 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,194 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,197 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,197 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,198 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,198 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,198 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,198 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,198 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-16 00:40:04,199 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,200 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,200 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,200 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,200 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,201 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-16 00:40:04,201 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-16 00:40:04,202 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-16 00:40:04,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,204 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-16 00:40:04,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,207 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,207 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,207 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,207 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,207 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,207 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,208 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,208 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,211 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,211 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,212 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,212 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,212 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,212 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,213 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,213 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,214 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,217 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,217 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,217 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,217 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,218 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,220 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,220 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,232 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,232 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,232 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,232 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,232 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,234 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,234 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,256 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,256 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,256 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,257 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,257 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,259 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,259 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,263 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,263 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,263 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,264 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,264 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,264 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,265 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,265 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,267 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,267 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-16 00:40:04,267 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,267 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,267 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,269 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,269 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,273 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-16 00:40:04,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,274 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,274 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,274 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,275 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,275 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,276 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,276 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,277 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,278 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,278 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,278 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,278 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,278 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,279 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,279 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,281 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,281 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,281 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,281 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,282 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,284 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,284 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,317 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,317 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,317 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,317 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,317 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,320 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,320 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,366 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,366 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,366 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,366 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,366 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,368 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,368 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,375 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,375 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,376 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,376 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,376 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,376 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,377 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-16 00:40:04,377 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,379 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,379 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,379 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,379 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,380 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-16 00:40:04,381 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-16 00:40:04,381 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-16 00:40:04,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,387 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-16 00:40:04,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,388 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,388 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,388 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,388 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,388 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,389 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,389 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,389 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,391 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,391 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,391 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,391 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,392 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,392 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,392 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,392 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,394 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,394 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,395 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,395 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,395 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,396 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,396 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,415 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,415 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,415 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,415 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,416 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,417 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,417 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,430 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,430 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,430 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,430 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,431 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,431 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,432 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,435 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,435 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,435 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,436 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,436 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-16 00:40:04,436 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,437 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,438 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,438 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-16 00:40:04,438 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,438 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,439 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-16 00:40:04,440 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-16 00:40:04,440 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-16 00:40:04,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,443 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-16 00:40:04,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,444 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,444 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,445 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,445 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,445 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,445 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,446 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,446 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,448 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,448 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,448 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,449 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,449 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,449 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,449 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,450 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,452 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,452 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,452 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,453 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,453 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,455 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:04,455 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:04,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,497 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,497 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,498 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,498 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,498 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,500 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:04,500 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:04,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,550 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,550 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,551 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,552 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:04,552 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:04,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,557 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,557 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,557 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-16 00:40:04,557 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,558 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,558 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-16 00:40:04,558 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-16 00:40:04,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-16 00:40:04,561 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-16 00:40:04,561 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-16 00:40:04,562 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-16 00:40:04,562 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-16 00:40:04,562 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-16 00:40:04,563 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-16 00:40:04,563 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-16 00:40:04,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-16 00:40:04,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:40:04 BoogieIcfgContainer [2019-11-16 00:40:04,574 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-16 00:40:04,576 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:40:04,576 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:40:04,577 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:40:04,577 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:40:00" (3/4) ... [2019-11-16 00:40:04,580 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-16 00:40:04,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:40:04,586 INFO L168 Benchmark]: Toolchain (without parser) took 4958.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 946.5 MB in the beginning and 983.9 MB in the end (delta: -37.5 MB). Peak memory consumption was 164.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:40:04,587 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:40:04,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:40:04,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:40:04,588 INFO L168 Benchmark]: Boogie Preprocessor took 17.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:40:04,589 INFO L168 Benchmark]: RCFGBuilder took 219.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:40:04,591 INFO L168 Benchmark]: BuchiAutomizer took 4440.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.1 GB in the beginning and 983.9 MB in the end (delta: 119.3 MB). Peak memory consumption was 258.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:40:04,591 INFO L168 Benchmark]: Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:40:04,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 244.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 219.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4440.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.1 MB). Free memory was 1.1 GB in the beginning and 983.9 MB in the end (delta: 119.3 MB). Peak memory consumption was 258.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 983.9 MB. 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 4.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. 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: inital27 mio100 ax150 hnf98 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq145 hnf94 smp100 dnf100 smp100 tf105 neg100 sie120 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 7ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0;" "assume !(main_~y~0 > 46340);" "assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" Loop: "assume !!(main_~x~0 > 1 && main_~x~0 < main_~y~0);main_~x~0 := main_~x~0 * main_~x~0;main_~c~0 := 1 + main_~c~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...