./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_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:26,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:46:26,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:46:26,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:46:26,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:46:26,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:46:26,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:46:26,187 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:46:26,189 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:46:26,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:46:26,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:46:26,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:46:26,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:46:26,191 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:46:26,192 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:46:26,193 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:46:26,193 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:46:26,194 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:46:26,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:46:26,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:46:26,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:46:26,197 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:46:26,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:46:26,198 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:46:26,198 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:46:26,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:46:26,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:46:26,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:46:26,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:46:26,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:46:26,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:46:26,201 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:46:26,201 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:46:26,202 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:46:26,202 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:46:26,203 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:46:26,203 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-01 17:46:26,211 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:46:26,211 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:46:26,212 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:46:26,212 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:46:26,212 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 17:46:26,212 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-01 17:46:26,212 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-01 17:46:26,213 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 17:46:26,213 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:46:26,214 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-01 17:46:26,215 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:46:26,215 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-01 17:46:26,215 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:46:26,215 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 17:46:26,215 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-01 17:46:26,215 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:46:26,215 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 17:46:26,216 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-01 17:46:26,216 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-01 17:46:26,216 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:26,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:46:26,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:46:26,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:46:26,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:46:26,243 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:46:26,244 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-12-01 17:46:26,278 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/data/b7ad7e314/27e3c461a9284efb88d8607546fdb5a9/FLAGef84030f9 [2018-12-01 17:46:26,679 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:46:26,679 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-12-01 17:46:26,682 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/data/b7ad7e314/27e3c461a9284efb88d8607546fdb5a9/FLAGef84030f9 [2018-12-01 17:46:26,692 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/bin-2019/uautomizer/data/b7ad7e314/27e3c461a9284efb88d8607546fdb5a9 [2018-12-01 17:46:26,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:46:26,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:46:26,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:46:26,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:46:26,697 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:46:26,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bf1ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26, skipping insertion in model container [2018-12-01 17:46:26,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:46:26,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:46:26,794 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:46:26,796 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:46:26,804 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:46:26,812 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:46:26,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26 WrapperNode [2018-12-01 17:46:26,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:46:26,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:46:26,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:46:26,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:46:26,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:46:26,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:46:26,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:46:26,838 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:46:26,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... [2018-12-01 17:46:26,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:46:26,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:46:26,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:46:26,849 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:46:26,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:46:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:46:26,974 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 17:46:26,974 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-01 17:46:26,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:26 BoogieIcfgContainer [2018-12-01 17:46:26,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 17:46:26,975 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-01 17:46:26,975 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-01 17:46:26,977 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-01 17:46:26,977 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:46:26,978 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 05:46:26" (1/3) ... [2018-12-01 17:46:26,978 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56b9719c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 05:46:26, skipping insertion in model container [2018-12-01 17:46:26,978 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:46:26,979 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:46:26" (2/3) ... [2018-12-01 17:46:26,979 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56b9719c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 05:46:26, skipping insertion in model container [2018-12-01 17:46:26,979 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-01 17:46:26,979 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:26" (3/3) ... [2018-12-01 17:46:26,980 INFO L375 chiAutomizerObserver]: Analyzing ICFG Swingers_false-termination_true-no-overflow.c [2018-12-01 17:46:27,025 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 17:46:27,026 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-01 17:46:27,026 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-01 17:46:27,026 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-01 17:46:27,026 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 17:46:27,026 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 17:46:27,026 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-01 17:46:27,026 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 17:46:27,026 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-01 17:46:27,034 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-01 17:46:27,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 17:46:27,046 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 17:46:27,046 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 17:46:27,050 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 17:46:27,050 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 17:46:27,050 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-01 17:46:27,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-12-01 17:46:27,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-12-01 17:46:27,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-01 17:46:27,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-01 17:46:27,051 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-12-01 17:46:27,051 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-12-01 17:46:27,056 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2018-12-01 17:46:27,056 INFO L796 eck$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 [2018-12-01 17:46:27,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:27,059 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-12-01 17:46:27,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:27,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:27,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:46:27,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:27,117 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-12-01 17:46:27,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:27,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:27,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:46:27,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:27,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-12-01 17:46:27,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:27,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:27,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:46:27,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:27,174 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:46:27,174 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:46:27,174 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:46:27,174 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:46:27,175 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 17:46:27,175 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:46:27,175 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:46:27,175 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:46:27,175 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-01 17:46:27,175 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:46:27,175 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:46:27,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:27,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:27,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:27,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:27,288 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:46:27,289 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:27,292 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:27,292 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:27,309 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:46:27,309 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:27,312 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:27,312 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:27,314 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:46:27,314 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:27,329 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:27,329 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:27,346 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 17:46:27,346 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:28,058 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-01 17:46:28,060 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:46:28,060 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:46:28,060 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:46:28,060 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:46:28,060 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 17:46:28,060 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:46:28,060 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:46:28,060 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:46:28,060 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-01 17:46:28,060 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:46:28,060 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:46:28,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,131 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:46:28,135 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 17:46:28,136 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,138 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,138 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,138 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,138 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:28,142 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:28,142 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:28,147 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,148 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,149 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:28,152 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:28,152 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:28,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,190 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:28,191 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 17:46:28,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,192 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,193 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:28,195 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:28,195 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:28,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,199 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 17:46:28,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,201 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,202 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,203 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,206 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,207 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,207 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,211 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,211 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,240 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 [2018-12-01 17:46:28,241 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,241 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,241 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:46:28,241 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,243 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,244 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,247 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,247 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 17:46:28,247 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 [2018-12-01 17:46:28,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,248 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,249 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,249 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,251 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,252 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,254 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,254 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,271 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,271 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,272 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,272 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:28,272 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,273 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,273 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,274 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,274 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,278 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 17:46:28,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,278 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,278 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,279 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,280 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,282 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,282 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,283 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,284 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,285 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,298 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,299 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,299 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:46:28,299 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,300 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,300 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:28,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,300 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,301 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,301 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,304 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 17:46:28,304 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,305 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,305 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,305 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,305 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,306 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,306 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,309 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,309 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,309 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,310 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,310 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,322 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,322 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,323 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,323 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,323 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:46:28,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,324 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,324 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,324 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,324 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,325 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,325 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:28,325 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:28,326 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:28,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,328 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 17:46:28,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,329 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,329 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:28,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,329 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,330 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,330 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,332 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,333 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,333 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,333 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:28,333 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,333 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,334 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,335 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,335 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,354 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,354 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,354 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,355 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:28,355 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,355 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,355 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,355 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,356 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:28,356 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,356 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,357 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,357 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,357 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:28,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,358 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,358 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,359 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,359 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,362 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 17:46:28,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,363 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,364 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,365 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,365 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,369 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,370 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,370 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,370 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,373 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,373 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,389 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,390 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,390 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,391 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,391 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,392 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:46:28,392 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,392 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,392 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,393 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,393 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,393 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:28,394 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:28,394 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:28,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,399 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 17:46:28,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,400 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,400 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,400 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,401 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,401 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,403 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,403 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,404 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,404 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,405 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,405 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,429 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,429 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,429 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,430 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:28,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,431 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,431 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:28,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:28,432 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:28,433 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:28,435 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,435 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 17:46:28,435 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,435 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,436 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,436 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:28,437 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:28,437 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:28,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,441 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,441 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,441 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:28,443 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:28,444 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:28,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,568 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,568 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:28,568 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,568 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,568 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:28,569 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:28,569 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:28,570 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,570 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:28,571 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:28,571 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:28,571 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:28,571 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:28,571 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:28,572 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:28,572 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:28,574 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:28,575 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-12-01 17:46:28,575 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-12-01 17:46:28,575 INFO L796 eck$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 [2018-12-01 17:46:28,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:28,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-12-01 17:46:28,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:28,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:28,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 17:46:28,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:28,580 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-12-01 17:46:28,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:28,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:28,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,581 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 17:46:28,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 17:46:28,583 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-12-01 17:46:28,583 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 17:46:28,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 17:46:28,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,584 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 17:46:28,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 17:46:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 17:46:28,626 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:46:28,626 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:46:28,626 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:46:28,626 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:46:28,626 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-01 17:46:28,627 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:46:28,627 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:46:28,627 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:46:28,627 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-01 17:46:28,627 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:46:28,627 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:46:28,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:28,682 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:46:28,683 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:28,684 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:28,685 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:28,710 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:46:28,710 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:28,713 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:28,713 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:28,716 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:46:28,716 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:28,739 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:28,739 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:28,758 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-01 17:46:28,758 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_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:28,761 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-01 17:46:28,761 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2a75d85-2da2-4198-8d7c-49e953d44afb/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 [2018-12-01 17:46:28,778 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-01 17:46:28,778 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-01 17:46:40,801 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-12-01 17:46:40,804 INFO L216 LassoAnalysis]: Preferences: [2018-12-01 17:46:40,804 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-01 17:46:40,804 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-01 17:46:40,804 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-01 17:46:40,804 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-01 17:46:40,804 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-01 17:46:40,804 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-01 17:46:40,804 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-01 17:46:40,805 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-12-01 17:46:40,805 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-01 17:46:40,805 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-01 17:46:40,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:40,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:40,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:40,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-01 17:46:40,872 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-01 17:46:40,872 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-01 17:46:40,872 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,874 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:40,874 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:40,874 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:40,876 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,877 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,877 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,877 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,877 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,877 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,878 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:40,878 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-01 17:46:40,878 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,878 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,879 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,879 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,879 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:40,880 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:40,880 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:40,881 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,882 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,882 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,882 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,882 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,882 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-01 17:46:40,883 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:40,883 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-01 17:46:40,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,890 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-12-01 17:46:40,890 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,890 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,890 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,890 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,891 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,891 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,891 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,893 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,893 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,893 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,893 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,893 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,893 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,894 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:46:40,894 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,894 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,894 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,895 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,895 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,896 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,898 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,898 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,898 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,900 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,900 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,907 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,907 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-12-01 17:46:40,907 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,908 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,908 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,908 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,909 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:40,909 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:40,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,911 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,912 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:40,912 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,912 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,913 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,914 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:40,914 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:40,916 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,916 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,917 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,918 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:40,919 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:40,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,936 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-12-01 17:46:40,936 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,937 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,937 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:40,938 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:40,938 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:40,940 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,940 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,941 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,941 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,941 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,941 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:40,941 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:46:40,941 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,942 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,943 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:40,944 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:40,944 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:40,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,947 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-01 17:46:40,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,947 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:40,949 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:40,949 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:40,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,960 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-12-01 17:46:40,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,961 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:40,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,961 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,962 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,962 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,964 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,964 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,964 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,965 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:40,965 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,965 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,965 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-12-01 17:46:40,965 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,966 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,966 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,966 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,967 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:40,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,967 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,968 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,968 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,970 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,971 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,971 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:40,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,971 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,971 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-12-01 17:46:40,973 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-12-01 17:46:40,973 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-12-01 17:46:40,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,985 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-12-01 17:46:40,986 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,986 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,986 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:40,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,987 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,987 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,988 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:40,988 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:40,990 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,991 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,991 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,991 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:40,991 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:40,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,992 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,992 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:40,992 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:40,993 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,993 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,994 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:40,994 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:40,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:40,994 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:40,994 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:40,995 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:40,995 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:40,999 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:40,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:40,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,000 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-12-01 17:46:41,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,000 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:41,002 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:41,002 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:41,012 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,012 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-12-01 17:46:41,013 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 [2018-12-01 17:46:41,013 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,013 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,013 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,013 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,013 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:41,015 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:41,015 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:41,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,018 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,018 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,018 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:41,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,019 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,019 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:41,019 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-12-01 17:46:41,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:41,020 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,020 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,020 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,021 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,021 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,021 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,021 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:41,022 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:41,022 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:41,026 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,026 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,026 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,026 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,027 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,027 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-12-01 17:46:41,029 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-12-01 17:46:41,029 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-12-01 17:46:41,039 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,039 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-12-01 17:46:41,040 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,040 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,040 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:41,040 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,040 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:41,041 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:41,041 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:41,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,043 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,044 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,044 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:41,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:41,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,044 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:41,044 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-01 17:46:41,045 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:41,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,046 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,046 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,046 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:41,046 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,046 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:41,047 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:41,047 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:41,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,050 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 [2018-12-01 17:46:41,050 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,050 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-12-01 17:46:41,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,050 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-12-01 17:46:41,052 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-12-01 17:46:41,052 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-01 17:46:41,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,067 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-12-01 17:46:41,067 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,068 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,068 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,068 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:41,069 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:41,069 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:41,072 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,072 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,073 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,073 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,073 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-01 17:46:41,073 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,073 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,073 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:41,074 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-01 17:46:41,074 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-01 17:46:41,075 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,075 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,076 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,076 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,076 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:41,077 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:41,077 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:41,080 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,080 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-01 17:46:41,081 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-12-01 17:46:41,081 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-12-01 17:46:41,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-01 17:46:41,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-01 17:46:41,081 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-12-01 17:46:41,083 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-12-01 17:46:41,084 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-12-01 17:46:41,118 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-01 17:46:41,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 05:46:41 BoogieIcfgContainer [2018-12-01 17:46:41,122 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-01 17:46:41,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 17:46:41,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 17:46:41,122 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 17:46:41,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:46:26" (3/4) ... [2018-12-01 17:46:41,125 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 17:46:41,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 17:46:41,126 INFO L168 Benchmark]: Toolchain (without parser) took 14431.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 954.4 MB in the beginning and 873.4 MB in the end (delta: 81.0 MB). Peak memory consumption was 176.9 MB. Max. memory is 11.5 GB. [2018-12-01 17:46:41,126 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:46:41,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 117.46 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 946.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-01 17:46:41,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.66 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:46:41,128 INFO L168 Benchmark]: Boogie Preprocessor took 11.11 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:46:41,128 INFO L168 Benchmark]: RCFGBuilder took 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:46:41,128 INFO L168 Benchmark]: BuchiAutomizer took 14146.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 873.4 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 11.5 GB. [2018-12-01 17:46:41,129 INFO L168 Benchmark]: Witness Printer took 3.13 ms. Allocated memory is still 1.1 GB. Free memory is still 873.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:46:41,130 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 117.46 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 946.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.66 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.11 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 125.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14146.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 873.4 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.13 ms. Allocated memory is still 1.1 GB. Free memory is still 873.4 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 14.1s 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: 4ms 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...