./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ff621535cb82838a5b388320305948f36878571d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:12:22,953 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:12:22,955 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:12:22,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:12:22,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:12:22,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:12:22,962 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:12:22,963 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:12:22,964 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:12:22,965 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:12:22,966 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:12:22,966 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:12:22,966 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:12:22,967 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:12:22,968 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:12:22,968 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:12:22,969 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:12:22,970 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:12:22,971 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:12:22,972 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:12:22,973 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:12:22,973 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:12:22,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:12:22,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:12:22,974 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:12:22,975 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:12:22,975 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:12:22,976 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:12:22,976 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:12:22,977 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:12:22,977 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:12:22,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:12:22,978 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:12:22,978 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:12:22,979 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:12:22,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:12:22,979 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-09 13:12:22,988 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:12:22,988 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:12:22,989 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:12:22,990 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:12:22,990 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 13:12:22,990 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 13:12:22,990 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 13:12:22,990 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 13:12:22,990 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 13:12:22,991 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:12:22,991 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:12:22,992 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 13:12:22,993 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:12:22,993 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 13:12:22,993 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 13:12:22,993 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:12:22,993 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 13:12:22,993 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 13:12:22,994 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 13:12:22,994 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff621535cb82838a5b388320305948f36878571d [2018-12-09 13:12:23,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:12:23,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:12:23,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:12:23,029 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:12:23,030 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:12:23,030 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-12-09 13:12:23,072 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/data/6fb0691cd/c0becb6ba4e94987abe3d2bef685693b/FLAG16a6245a5 [2018-12-09 13:12:23,480 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:12:23,480 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-12-09 13:12:23,483 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/data/6fb0691cd/c0becb6ba4e94987abe3d2bef685693b/FLAG16a6245a5 [2018-12-09 13:12:23,491 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/data/6fb0691cd/c0becb6ba4e94987abe3d2bef685693b [2018-12-09 13:12:23,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:12:23,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:12:23,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:12:23,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:12:23,497 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:12:23,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96971f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23, skipping insertion in model container [2018-12-09 13:12:23,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:12:23,513 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:12:23,597 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:12:23,600 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:12:23,608 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:12:23,615 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:12:23,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23 WrapperNode [2018-12-09 13:12:23,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:12:23,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:12:23,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:12:23,616 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:12:23,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:12:23,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:12:23,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:12:23,633 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:12:23,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... [2018-12-09 13:12:23,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:12:23,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:12:23,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:12:23,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:12:23,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:23,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:12:23,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:12:23,770 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:12:23,770 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 13:12:23,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:23 BoogieIcfgContainer [2018-12-09 13:12:23,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:12:23,770 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 13:12:23,770 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 13:12:23,773 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 13:12:23,773 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:12:23,773 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 01:12:23" (1/3) ... [2018-12-09 13:12:23,774 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d4261fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:12:23, skipping insertion in model container [2018-12-09 13:12:23,774 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:12:23,774 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:12:23" (2/3) ... [2018-12-09 13:12:23,774 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d4261fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 01:12:23, skipping insertion in model container [2018-12-09 13:12:23,775 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 13:12:23,775 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:23" (3/3) ... [2018-12-09 13:12:23,776 INFO L375 chiAutomizerObserver]: Analyzing ICFG Swingers_false-termination_true-no-overflow.c [2018-12-09 13:12:23,809 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 13:12:23,809 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 13:12:23,809 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 13:12:23,809 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 13:12:23,810 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 13:12:23,810 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 13:12:23,810 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 13:12:23,810 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 13:12:23,810 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 13:12:23,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-09 13:12:23,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 13:12:23,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:12:23,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:12:23,834 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 13:12:23,834 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 13:12:23,834 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 13:12:23,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-09 13:12:23,834 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-09 13:12:23,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 13:12:23,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 13:12:23,835 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-09 13:12:23,835 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-09 13:12:23,839 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2018-12-09 13:12:23,839 INFO L796 eck$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 [2018-12-09 13:12:23,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:23,843 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-09 13:12:23,844 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:23,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:23,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:12:23,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:23,902 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-09 13:12:23,902 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:23,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:23,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:12:23,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:23,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-09 13:12:23,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:23,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:23,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:12:23,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:23,984 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:12:23,984 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:12:23,985 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:12:23,985 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:12:23,985 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:12:23,985 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:23,985 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:12:23,985 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:12:23,985 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-09 13:12:23,985 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:12:23,985 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:12:24,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,104 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:12:24,105 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:24,108 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:24,108 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:24,128 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:12:24,128 INFO L448 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_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:24,131 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:24,131 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:24,133 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:12:24,134 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:24,157 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:24,157 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:24,176 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:12:24,176 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:24,891 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-09 13:12:24,892 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:12:24,892 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:12:24,893 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:12:24,893 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:12:24,893 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:12:24,893 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:24,893 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:12:24,893 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:12:24,893 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-09 13:12:24,893 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:12:24,893 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:12:24,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:24,961 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:12:24,964 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:12:24,965 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:24,966 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:24,966 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:24,966 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:24,966 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:24,969 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:24,969 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:24,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:24,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:24,973 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:24,973 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:24,973 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:24,973 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:24,976 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:24,976 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:25,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,006 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:25,006 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:12:25,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,008 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,008 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,008 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:25,009 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:25,009 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:25,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,012 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:12:25,013 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,013 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,014 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,015 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,015 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,017 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,018 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,020 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,020 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,047 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,048 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,048 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,048 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,049 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,049 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,049 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,049 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:12:25,049 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,050 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,050 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,051 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,052 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,052 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,055 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,055 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:12:25,056 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,056 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,056 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,058 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,058 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,060 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,061 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,061 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,062 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,063 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,064 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,081 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,082 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,082 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:25,082 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,083 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,083 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,083 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,084 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,085 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,085 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,088 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:12:25,088 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,089 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,089 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,090 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,090 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,092 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,093 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,093 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,093 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,093 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,093 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,095 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,095 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,109 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,110 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,110 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,110 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,110 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,110 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,111 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:12:25,111 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,111 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,111 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,112 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:25,112 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,112 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,112 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,113 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,113 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,116 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:12:25,116 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,117 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,118 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,118 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,121 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,121 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,123 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,123 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,135 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,136 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,136 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,136 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,136 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,136 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,136 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:12:25,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,137 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,138 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,138 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,138 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:25,139 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:25,139 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:25,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,141 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:12:25,142 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,142 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,142 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:25,142 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,142 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,142 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,143 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,143 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,146 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,147 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,147 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:25,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,147 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,149 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,149 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,166 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,166 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,166 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:25,166 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,167 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,167 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,167 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:25,167 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,168 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,168 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,169 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,169 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:25,169 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,169 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,169 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,170 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,170 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,174 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:12:25,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,175 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,175 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,175 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,177 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,177 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,181 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,182 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,182 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,185 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,185 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,202 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,202 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,203 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,203 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,204 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:12:25,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,205 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,205 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,205 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,205 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:25,207 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:25,207 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:25,211 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,211 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:12:25,211 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,212 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,212 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,212 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,213 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,213 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,215 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,216 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,216 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,216 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,218 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,218 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,241 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,241 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,242 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:25,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,243 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,243 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:25,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,244 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:25,244 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:25,244 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:25,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,247 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:12:25,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,247 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,247 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,248 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:25,249 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:25,249 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:25,252 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,252 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,252 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,252 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,253 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,253 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,253 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:25,255 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:25,255 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:25,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,356 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,356 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,357 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,357 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:25,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,357 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:25,357 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:25,357 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:25,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:25,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:25,359 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:25,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:25,359 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:25,359 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:25,360 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:25,361 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:25,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:25,364 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-09 13:12:25,364 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-12-09 13:12:25,400 INFO L796 eck$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 [2018-12-09 13:12:25,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:25,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-09 13:12:25,400 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:25,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:25,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:12:25,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:25,404 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-09 13:12:25,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:25,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:25,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,405 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:12:25,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:12:25,407 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-09 13:12:25,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 13:12:25,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 13:12:25,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,408 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-09 13:12:25,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:12:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:12:25,442 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:12:25,442 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:12:25,442 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:12:25,442 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:12:25,443 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-09 13:12:25,443 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,443 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:12:25,443 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:12:25,443 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-09 13:12:25,443 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:12:25,443 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:12:25,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:25,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:25,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:25,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:25,503 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:12:25,503 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,505 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:25,505 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:25,523 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:12:25,523 INFO L448 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_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,525 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:25,525 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:25,527 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:12:25,528 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,549 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:25,549 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:25,565 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-09 13:12:25,565 INFO L448 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_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,567 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-09 13:12:25,567 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7a9a7246-8e3f-45fb-ba86-b3a62e9a5ffd/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:25,594 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-09 13:12:25,594 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-09 13:12:37,621 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-09 13:12:37,623 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 13:12:37,624 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 13:12:37,624 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 13:12:37,624 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 13:12:37,624 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 13:12:37,624 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 13:12:37,624 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 13:12:37,624 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 13:12:37,624 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-09 13:12:37,624 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 13:12:37,624 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 13:12:37,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:37,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:37,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:37,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 13:12:37,673 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 13:12:37,673 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 13:12:37,673 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,674 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,674 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,674 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,674 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:37,675 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:37,675 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:37,676 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,676 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,677 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,677 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:37,677 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 13:12:37,677 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,677 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,678 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,678 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:37,678 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:37,679 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:37,679 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,680 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,680 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 13:12:37,681 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:37,681 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 13:12:37,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,684 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-09 13:12:37,685 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,685 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,686 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,686 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,687 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,687 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:12:37,687 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,688 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,688 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,688 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,688 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,688 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,690 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,690 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,690 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,690 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,690 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,691 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,691 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,696 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,696 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-09 13:12:37,696 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,697 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,697 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,697 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,697 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,698 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,699 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,699 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,699 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,699 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,699 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,699 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,699 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:37,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,700 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,700 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,700 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,700 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,700 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,701 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,702 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,703 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,704 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,704 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,714 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-09 13:12:37,715 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,715 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,716 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,716 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,717 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,717 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,718 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,718 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:12:37,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,718 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,718 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,719 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,719 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,719 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,721 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,721 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,721 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 13:12:37,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,722 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,723 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,723 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,729 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-09 13:12:37,729 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,730 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,730 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,730 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,731 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,731 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,732 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,732 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,732 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,732 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,733 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,733 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-09 13:12:37,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,733 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,733 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,734 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,734 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,734 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,734 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,734 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,734 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,736 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,736 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,736 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-09 13:12:37,737 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-09 13:12:37,737 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-09 13:12:37,745 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,745 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-09 13:12:37,745 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,746 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,746 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:37,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,746 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,747 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,747 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,748 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,749 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,749 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:37,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,749 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,749 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:37,749 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,750 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,750 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:37,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,751 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,751 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,751 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,754 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,754 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-09 13:12:37,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,754 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,755 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,755 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,765 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-09 13:12:37,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,765 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,766 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,766 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,767 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,767 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,769 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,770 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,770 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,770 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,770 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,771 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-09 13:12:37,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,771 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,771 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,772 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,773 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,773 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,776 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,776 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,776 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-09 13:12:37,778 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-09 13:12:37,778 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-09 13:12:37,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,789 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-09 13:12:37,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,789 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,789 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,790 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,790 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,790 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,791 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,792 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,792 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,792 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,792 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,792 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-09 13:12:37,793 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,793 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,793 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,793 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,794 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,794 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,794 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,794 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,794 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,794 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,796 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,796 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,796 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-09 13:12:37,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,796 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-09 13:12:37,797 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-09 13:12:37,798 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 13:12:37,812 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,813 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-09 13:12:37,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,813 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,813 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:37,814 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:37,814 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:37,816 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,816 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,817 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,817 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,817 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 13:12:37,817 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,817 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,817 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:37,817 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 13:12:37,817 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 13:12:37,818 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,818 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,818 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,819 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,819 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,819 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,819 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:37,819 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:37,820 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:37,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,822 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 13:12:37,822 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-09 13:12:37,822 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-09 13:12:37,822 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 13:12:37,822 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 13:12:37,823 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-09 13:12:37,824 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-09 13:12:37,824 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-09 13:12:37,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 13:12:37,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 01:12:37 BoogieIcfgContainer [2018-12-09 13:12:37,862 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 13:12:37,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:12:37,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:12:37,862 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:12:37,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:12:23" (3/4) ... [2018-12-09 13:12:37,864 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 13:12:37,865 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:12:37,865 INFO L168 Benchmark]: Toolchain (without parser) took 14371.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.8 MB). Free memory was 956.0 MB in the beginning and 862.7 MB in the end (delta: 93.3 MB). Peak memory consumption was 175.0 MB. Max. memory is 11.5 GB. [2018-12-09 13:12:37,866 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:12:37,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 121.16 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:12:37,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.50 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:12:37,867 INFO L168 Benchmark]: Boogie Preprocessor took 10.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:12:37,867 INFO L168 Benchmark]: RCFGBuilder took 126.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -122.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-12-09 13:12:37,867 INFO L168 Benchmark]: BuchiAutomizer took 14091.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 862.7 MB in the end (delta: 205.3 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. [2018-12-09 13:12:37,867 INFO L168 Benchmark]: Witness Printer took 2.61 ms. Allocated memory is still 1.1 GB. Free memory is still 862.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:12:37,869 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 121.16 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.50 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 126.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -122.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14091.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 862.7 MB in the end (delta: 205.3 MB). Peak memory consumption was 205.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.61 ms. Allocated memory is still 1.1 GB. Free memory is still 862.7 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 14.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 14.0s. 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: 3ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.0s - 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...