./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers.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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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 ff621535cb82838a5b388320305948f36878571d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:09,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:09,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:09,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:09,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:09,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:09,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:09,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:09,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:09,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:09,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:09,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:09,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:09,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:09,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:09,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:09,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:09,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:09,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:09,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:09,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:09,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:09,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:09,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:09,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:09,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:09,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:09,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:09,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:09,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:09,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:09,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:09,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:09,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:09,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:09,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:09,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:09,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:09,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:09,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:09,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:09,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-10-22 08:58:09,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:09,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:09,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:09,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:09,364 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:09,365 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:58:09,365 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:58:09,365 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:58:09,365 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:58:09,365 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:58:09,365 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:58:09,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:09,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:58:09,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:09,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:09,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:58:09,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:58:09,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:58:09,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:09,370 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:58:09,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:09,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:58:09,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:09,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:09,371 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:58:09,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:09,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:09,371 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:58:09,372 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:58:09,372 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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 -> ff621535cb82838a5b388320305948f36878571d [2019-10-22 08:58:09,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:09,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:09,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:09,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:09,417 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:09,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-10-22 08:58:09,463 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/data/7fbd9e729/26a49812bb654a5fa6570dce98fcf89d/FLAG8c683af73 [2019-10-22 08:58:09,834 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:09,835 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-10-22 08:58:09,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/data/7fbd9e729/26a49812bb654a5fa6570dce98fcf89d/FLAG8c683af73 [2019-10-22 08:58:09,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/data/7fbd9e729/26a49812bb654a5fa6570dce98fcf89d [2019-10-22 08:58:09,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:09,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:09,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:09,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:09,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:09,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72bcd4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:09, skipping insertion in model container [2019-10-22 08:58:09,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:09" (1/1) ... [2019-10-22 08:58:09,868 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:09,882 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:10,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:10,056 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:10,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:10,181 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:10,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10 WrapperNode [2019-10-22 08:58:10,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:10,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:10,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:10,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:10,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:10,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:10,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:10,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:10,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... [2019-10-22 08:58:10,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:10,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:10,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:10,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:10,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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 [2019-10-22 08:58:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:10,396 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:10,396 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:58:10,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:10 BoogieIcfgContainer [2019-10-22 08:58:10,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:10,398 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:58:10,398 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:58:10,402 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:58:10,403 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:10,403 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:58:09" (1/3) ... [2019-10-22 08:58:10,404 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31b471dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:10, skipping insertion in model container [2019-10-22 08:58:10,404 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:10,404 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:10" (2/3) ... [2019-10-22 08:58:10,405 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31b471dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:10, skipping insertion in model container [2019-10-22 08:58:10,405 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:10,405 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:10" (3/3) ... [2019-10-22 08:58:10,407 INFO L371 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2019-10-22 08:58:10,454 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:58:10,454 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:58:10,454 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:58:10,454 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:10,454 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:10,455 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:58:10,455 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:10,455 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:58:10,469 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-10-22 08:58:10,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:58:10,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:10,495 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:10,501 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:10,501 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:58:10,501 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:58:10,502 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-10-22 08:58:10,502 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 08:58:10,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:10,503 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:10,503 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:10,503 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 08:58:10,510 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2019-10-22 08:58:10,511 INFO L793 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-10-22 08:58:10,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:10,517 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:58:10,525 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:10,526 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396254396] [2019-10-22 08:58:10,526 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,526 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,622 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:10,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:10,624 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 08:58:10,624 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:10,625 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012720441] [2019-10-22 08:58:10,625 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,625 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,642 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:10,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:10,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 08:58:10,644 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:10,644 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040683411] [2019-10-22 08:58:10,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:10,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:10,657 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:10,717 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:10,718 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:10,718 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:10,718 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:10,718 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:10,718 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:10,718 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:10,718 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:10,719 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-10-22 08:58:10,719 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:10,719 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:10,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:10,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:10,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:10,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:10,941 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:10,941 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:10,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:10,952 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:10,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:10,962 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:10,968 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:10,969 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:10,973 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:10,973 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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 [2019-10-22 08:58:10,977 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:10,977 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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) [2019-10-22 08:58:10,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:11,000 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 [2019-10-22 08:58:11,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:11,724 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:11,724 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:11,724 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:11,724 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:11,724 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:11,724 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:11,724 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:11,725 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:11,725 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-10-22 08:58:11,725 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:11,725 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:11,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:11,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:11,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:11,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:11,854 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:11,861 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:11,862 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 [2019-10-22 08:58:11,864 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:11,866 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:11,867 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:11,867 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:11,871 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:11,875 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:11,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:11,884 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 [2019-10-22 08:58:11,885 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:11,886 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:11,886 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:11,886 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:11,894 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:11,894 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:11,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:11,997 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 [2019-10-22 08:58:12,000 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,000 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,001 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,001 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,001 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:12,001 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:12,002 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,007 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 [2019-10-22 08:58:12,008 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,008 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,008 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,008 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:12,009 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:12,009 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:12,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,018 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:12,019 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 [2019-10-22 08:58:12,020 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,020 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,020 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,020 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,027 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,027 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,034 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 [2019-10-22 08:58:12,035 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,035 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,036 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,036 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,047 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,047 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,153 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 [2019-10-22 08:58:12,158 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,158 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,159 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,159 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,159 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,159 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:12,159 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,160 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 [2019-10-22 08:58:12,161 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,161 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,164 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,164 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,171 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:12,171 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 [2019-10-22 08:58:12,171 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,171 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,172 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,172 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,173 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,173 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,183 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 [2019-10-22 08:58:12,186 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,187 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,188 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,188 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,192 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,192 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,245 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 [2019-10-22 08:58:12,246 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,246 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,247 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,247 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,247 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,247 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:12,247 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,248 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,249 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 [2019-10-22 08:58:12,249 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,250 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,250 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,250 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,251 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,252 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,259 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:12,262 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 [2019-10-22 08:58:12,263 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,263 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,264 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,264 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,266 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,266 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,273 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 [2019-10-22 08:58:12,273 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,274 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,277 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,278 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,311 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 [2019-10-22 08:58:12,312 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,312 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,312 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,312 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,312 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,313 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:12,313 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,314 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 [2019-10-22 08:58:12,315 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:12,315 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,315 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,315 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,317 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,317 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,322 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:12,322 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 [2019-10-22 08:58:12,323 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,323 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,323 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,323 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,323 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,325 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,325 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,329 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 [2019-10-22 08:58:12,329 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,329 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,330 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,330 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,330 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,332 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,332 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,351 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 [2019-10-22 08:58:12,351 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,352 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,352 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,352 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,352 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,352 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,353 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:12,353 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,354 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 [2019-10-22 08:58:12,354 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,355 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,355 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,355 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,355 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:12,356 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:12,356 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:12,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,360 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:12,361 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 [2019-10-22 08:58:12,361 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,362 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:12,362 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,362 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,362 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,364 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,364 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,368 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 [2019-10-22 08:58:12,369 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,369 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:12,369 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,369 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,370 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,373 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,373 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,402 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 [2019-10-22 08:58:12,403 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,403 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:12,403 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,403 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,403 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,403 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,404 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:12,404 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,406 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 [2019-10-22 08:58:12,406 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,407 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:12,407 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,407 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,407 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,408 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,409 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,414 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:12,414 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 [2019-10-22 08:58:12,415 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,415 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,415 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,415 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,416 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,417 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,418 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,425 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 [2019-10-22 08:58:12,425 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,425 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,426 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,426 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,426 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,435 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,435 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,469 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 [2019-10-22 08:58:12,470 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,470 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,470 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,470 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,470 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,470 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,471 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:12,471 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,472 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 [2019-10-22 08:58:12,473 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,473 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,473 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,473 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,474 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:12,475 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:12,475 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:12,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,482 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:12,483 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 [2019-10-22 08:58:12,483 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,483 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,484 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,484 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,484 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,485 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,485 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,488 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 [2019-10-22 08:58:12,489 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,489 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,489 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,489 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,489 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,492 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,492 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,541 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 [2019-10-22 08:58:12,544 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,545 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,545 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,545 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,545 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,545 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,546 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:12,546 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,548 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 [2019-10-22 08:58:12,549 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,549 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:12,549 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,549 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,550 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:12,551 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:12,551 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:12,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,556 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:12,556 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 [2019-10-22 08:58:12,557 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,557 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,558 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:12,560 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:12,560 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:12,565 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,565 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 [2019-10-22 08:58:12,566 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,566 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,567 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,567 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,567 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:12,571 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:12,571 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:12,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,668 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 [2019-10-22 08:58:12,669 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,669 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,669 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:12,670 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,670 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,672 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:12,672 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:12,673 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:12,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,675 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 [2019-10-22 08:58:12,676 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:12,676 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:12,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:12,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:12,677 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:12,680 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:12,680 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:12,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:12,688 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:58:12,688 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-10-22 08:58:12,688 INFO L793 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-10-22 08:58:12,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:12,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 08:58:12,689 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:12,689 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484334736] [2019-10-22 08:58:12,689 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,690 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:12,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,698 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:12,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:12,702 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 08:58:12,702 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:12,703 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944235403] [2019-10-22 08:58:12,703 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,703 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,709 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:12,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:12,710 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 08:58:12,710 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:12,711 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607727374] [2019-10-22 08:58:12,711 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,712 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:12,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:12,724 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:12,788 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:12,789 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:12,789 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:12,789 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:12,789 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:12,789 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:12,789 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:12,790 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:12,790 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-10-22 08:58:12,790 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:12,790 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:12,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:12,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:12,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:12,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:12,895 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:12,895 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:12,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:12,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:12,916 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:12,916 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:12,923 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:12,924 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:12,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:12,931 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:12,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:12,943 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:12,946 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:12,947 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/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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) [2019-10-22 08:58:12,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:12,961 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8e8346c1-0cce-4cff-a401-61bf6309f261/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 [2019-10-22 08:58:13,023 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:13,023 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:25,055 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-10-22 08:58:25,058 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:25,058 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:25,058 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:25,058 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:25,058 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:25,059 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:25,059 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:25,059 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:25,059 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-10-22 08:58:25,059 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:25,059 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:25,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:25,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:25,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:25,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:25,161 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:25,161 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:25,161 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 [2019-10-22 08:58:25,162 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,162 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,162 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,162 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:25,163 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:25,163 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:25,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,165 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 [2019-10-22 08:58:25,165 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,165 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,166 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,166 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,166 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:25,166 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:25,166 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,167 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 [2019-10-22 08:58:25,167 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,167 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,167 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,167 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:25,168 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:25,168 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:25,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,170 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 [2019-10-22 08:58:25,171 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,171 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,171 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,171 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:25,172 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:25,172 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:25,179 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,179 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:25,179 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 [2019-10-22 08:58:25,180 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,180 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,180 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,180 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,181 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,181 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,183 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 [2019-10-22 08:58:25,183 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,183 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,183 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,183 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,183 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,184 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:25,184 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,184 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 [2019-10-22 08:58:25,185 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,185 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,185 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,185 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,186 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,186 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,188 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,189 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 [2019-10-22 08:58:25,189 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,189 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,189 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,189 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,191 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,191 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,204 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:25,204 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 [2019-10-22 08:58:25,204 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,204 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,205 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,205 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,208 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,209 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,211 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 [2019-10-22 08:58:25,211 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,211 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,212 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,212 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,212 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,212 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:25,212 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,213 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 [2019-10-22 08:58:25,214 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,214 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,214 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,214 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,215 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,215 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,219 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 [2019-10-22 08:58:25,220 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,220 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,220 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,220 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,222 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,222 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,262 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:25,262 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 [2019-10-22 08:58:25,263 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,265 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,266 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,266 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,268 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,268 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 [2019-10-22 08:58:25,268 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,269 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,269 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,269 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,269 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,269 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:25,269 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,270 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 [2019-10-22 08:58:25,270 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,270 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,271 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,271 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,272 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,275 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 [2019-10-22 08:58:25,275 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:25,276 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,276 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,276 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,278 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,278 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,305 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:25,305 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 [2019-10-22 08:58:25,306 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,307 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,307 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,307 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,307 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,308 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,308 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,310 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 [2019-10-22 08:58:25,311 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,311 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,311 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,312 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,312 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,312 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,312 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:25,312 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,313 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 [2019-10-22 08:58:25,313 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,313 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,314 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,314 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,314 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,315 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,315 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,319 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 [2019-10-22 08:58:25,320 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,320 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,320 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,320 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,320 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,322 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:25,322 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,342 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:25,342 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 [2019-10-22 08:58:25,342 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,343 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,343 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,343 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,343 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,344 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,344 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,349 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 [2019-10-22 08:58:25,350 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,351 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,351 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,351 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,351 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,351 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,352 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:25,352 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,353 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 [2019-10-22 08:58:25,354 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,354 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,354 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,354 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,354 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,355 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,355 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,362 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 [2019-10-22 08:58:25,362 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,363 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,363 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,363 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,363 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,365 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,365 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,444 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:25,444 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 [2019-10-22 08:58:25,445 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,445 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,445 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,445 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,446 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,447 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,455 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,460 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 [2019-10-22 08:58:25,461 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,461 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,461 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,461 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,462 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,462 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,462 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:25,462 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,464 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 [2019-10-22 08:58:25,464 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,465 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,465 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,465 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,465 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,466 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,466 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,473 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 [2019-10-22 08:58:25,474 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,474 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,474 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,474 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,477 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,477 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:25,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,508 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:25,508 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 [2019-10-22 08:58:25,509 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,509 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,509 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,509 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,509 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,510 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,510 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,514 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 [2019-10-22 08:58:25,514 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,515 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,515 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,515 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,515 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,515 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:25,515 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,517 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 [2019-10-22 08:58:25,518 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,518 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,518 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,518 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,518 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,519 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,519 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,522 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 [2019-10-22 08:58:25,523 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,523 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,523 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,523 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,523 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,524 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,525 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,578 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:25,579 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 [2019-10-22 08:58:25,579 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,579 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,579 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,579 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,579 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:25,580 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:25,581 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:25,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,585 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 [2019-10-22 08:58:25,585 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,585 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,585 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,585 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,585 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,586 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:25,586 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:25,586 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,588 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 [2019-10-22 08:58:25,588 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,588 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,589 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,589 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,589 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:25,590 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:25,590 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:25,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,595 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 [2019-10-22 08:58:25,595 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,595 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,596 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,596 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,596 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:25,599 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:25,599 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:25,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:58:25 BoogieIcfgContainer [2019-10-22 08:58:25,694 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:58:25,695 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:25,695 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:25,695 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:25,695 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:10" (3/4) ... [2019-10-22 08:58:25,699 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:58:25,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:25,701 INFO L168 Benchmark]: Toolchain (without parser) took 15847.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 943.3 MB in the beginning and 935.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 164.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:25,701 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:25,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:25,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:25,702 INFO L168 Benchmark]: Boogie Preprocessor took 17.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:25,703 INFO L168 Benchmark]: RCFGBuilder took 164.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:25,703 INFO L168 Benchmark]: BuchiAutomizer took 15296.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.2 MB in the end (delta: 202.8 MB). Peak memory consumption was 262.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:25,704 INFO L168 Benchmark]: Witness Printer took 4.07 ms. Allocated memory is still 1.2 GB. Free memory is still 935.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:25,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 164.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 15296.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 935.2 MB in the end (delta: 202.8 MB). Peak memory consumption was 262.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.07 ms. Allocated memory is still 1.2 GB. Free memory is still 935.2 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 15.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 15.1s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 5ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...