./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 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/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 0.1.23-0cd3be1 [2018-11-28 13:32:14,197 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:32:14,198 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:32:14,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:32:14,204 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:32:14,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:32:14,206 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:32:14,207 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:32:14,208 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:32:14,209 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:32:14,209 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:32:14,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:32:14,210 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:32:14,211 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:32:14,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:32:14,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:32:14,212 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:32:14,213 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:32:14,214 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:32:14,215 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:32:14,216 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:32:14,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:32:14,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:32:14,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:32:14,218 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:32:14,218 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:32:14,219 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:32:14,219 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:32:14,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:32:14,220 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:32:14,220 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:32:14,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:32:14,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:32:14,221 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:32:14,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:32:14,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:32:14,222 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-28 13:32:14,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:32:14,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:32:14,232 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:32:14,232 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:32:14,232 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:32:14,232 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 13:32:14,233 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:32:14,233 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:32:14,234 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 13:32:14,235 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:32:14,235 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 13:32:14,235 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:32:14,235 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:32:14,235 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 13:32:14,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:32:14,236 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:32:14,236 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 13:32:14,236 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 13:32:14,237 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/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 [2018-11-28 13:32:14,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:32:14,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:32:14,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:32:14,274 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:32:14,274 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:32:14,275 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-11-28 13:32:14,321 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/data/8754ff3bb/c3066a08645747ef92447ab22d6b6316/FLAG2fa5e10d3 [2018-11-28 13:32:14,654 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:32:14,655 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/sv-benchmarks/c/termination-restricted-15/Swingers_false-termination_true-no-overflow.c [2018-11-28 13:32:14,660 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/data/8754ff3bb/c3066a08645747ef92447ab22d6b6316/FLAG2fa5e10d3 [2018-11-28 13:32:14,672 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/data/8754ff3bb/c3066a08645747ef92447ab22d6b6316 [2018-11-28 13:32:14,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:32:14,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:32:14,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:32:14,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:32:14,678 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:32:14,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e277192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14, skipping insertion in model container [2018-11-28 13:32:14,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:32:14,697 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:32:14,792 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:32:14,795 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:32:14,804 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:32:14,812 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:32:14,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14 WrapperNode [2018-11-28 13:32:14,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:32:14,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:32:14,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:32:14,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:32:14,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:32:14,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:32:14,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:32:14,832 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:32:14,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... [2018-11-28 13:32:14,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:32:14,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:32:14,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:32:14,844 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:32:14,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:14,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:32:14,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:32:14,982 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:32:14,983 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-28 13:32:14,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:14 BoogieIcfgContainer [2018-11-28 13:32:14,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:32:14,984 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 13:32:14,984 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 13:32:14,987 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 13:32:14,987 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:32:14,988 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 01:32:14" (1/3) ... [2018-11-28 13:32:14,988 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@738a7d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:32:14, skipping insertion in model container [2018-11-28 13:32:14,989 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:32:14,989 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:14" (2/3) ... [2018-11-28 13:32:14,989 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@738a7d57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:32:14, skipping insertion in model container [2018-11-28 13:32:14,989 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:32:14,991 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:14" (3/3) ... [2018-11-28 13:32:14,992 INFO L375 chiAutomizerObserver]: Analyzing ICFG Swingers_false-termination_true-no-overflow.c [2018-11-28 13:32:15,031 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:32:15,031 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 13:32:15,031 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 13:32:15,031 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 13:32:15,031 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:32:15,031 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:32:15,031 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 13:32:15,031 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:32:15,032 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 13:32:15,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 13:32:15,053 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 13:32:15,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:32:15,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:32:15,057 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 13:32:15,057 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 13:32:15,057 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 13:32:15,058 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-28 13:32:15,058 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-28 13:32:15,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:32:15,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:32:15,058 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-28 13:32:15,058 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-28 13:32:15,063 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2018-11-28 13:32:15,063 INFO L796 eck$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 [2018-11-28 13:32:15,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:15,067 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-28 13:32:15,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:15,069 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:15,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:15,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:15,128 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-28 13:32:15,128 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:15,128 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:15,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:15,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:15,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-28 13:32:15,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:15,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:15,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:15,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:15,214 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:32:15,215 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:32:15,215 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:32:15,215 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:32:15,215 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:32:15,215 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:15,215 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:32:15,215 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:32:15,215 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 13:32:15,216 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:32:15,216 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:32:15,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:15,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:15,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:15,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:15,382 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:32:15,383 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:15,394 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:15,394 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:15,424 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:32:15,424 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:15,430 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:15,430 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:15,432 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:32:15,432 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:15,457 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:15,457 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:15,476 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:32:15,476 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:16,213 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 13:32:16,215 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:32:16,215 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:32:16,215 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:32:16,215 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:32:16,215 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 13:32:16,215 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:16,215 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:32:16,215 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:32:16,215 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 13:32:16,215 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:32:16,215 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:32:16,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,294 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:32:16,299 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 13:32:16,300 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 [2018-11-28 13:32:16,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,302 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:16,305 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:16,306 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:16,313 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,314 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,314 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,315 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:16,319 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:16,319 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:16,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,359 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,360 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,361 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:16,361 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:32:16,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,363 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 [2018-11-28 13:32:16,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,364 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:16,365 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:16,365 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:16,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,369 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 13:32:16,369 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 [2018-11-28 13:32:16,369 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,370 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,372 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,372 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,375 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,378 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,382 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,382 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,424 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,425 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:32:16,425 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,429 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,431 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,431 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,436 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,436 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 13:32:16,436 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,437 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,440 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,440 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,443 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,444 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,448 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,448 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,472 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,472 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,472 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:16,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,475 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,475 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,476 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,476 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,482 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 13:32:16,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,483 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,484 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,485 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,487 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,490 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,491 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,491 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,491 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,495 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,495 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,513 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,515 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:32:16,515 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:16,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,517 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,518 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,518 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,523 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,524 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 13:32:16,524 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,524 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,525 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,525 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,525 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,526 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,526 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,528 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,529 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,529 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,531 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,531 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,532 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,534 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,534 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,552 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,552 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,552 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,552 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,552 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,553 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,553 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:32:16,553 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,554 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,554 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,555 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,555 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,555 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,555 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,555 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:16,556 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:16,556 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:16,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,561 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 13:32:16,561 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,562 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:16,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,562 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,564 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,564 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,568 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 [2018-11-28 13:32:16,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,569 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:16,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,570 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,572 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,572 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,598 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:16,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,599 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,599 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:16,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,601 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,601 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,601 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:16,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,602 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,603 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,603 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,609 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,609 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 13:32:16,610 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,610 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,610 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,610 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,611 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,611 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,612 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,613 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,617 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,617 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,618 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,618 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,618 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,618 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,618 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,621 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,621 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,640 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,642 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,642 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,642 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,642 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,642 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,643 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:32:16,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,645 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,645 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,645 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:16,647 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:16,647 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:16,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,652 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 13:32:16,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,653 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,654 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,655 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,655 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,658 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,658 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,658 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,660 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,661 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,686 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,687 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,687 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,687 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,687 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,687 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,688 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:16,688 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,689 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,689 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,690 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,690 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:16,690 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,690 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,690 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:16,691 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:16,691 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:16,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,695 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 13:32:16,695 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,695 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,696 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,696 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:16,697 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:16,697 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:16,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,702 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,702 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,703 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,703 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:16,706 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:16,706 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:16,827 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,827 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,828 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,828 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:16,828 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,828 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,828 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:16,829 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:16,829 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:16,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:16,831 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:16,831 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:16,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:16,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:16,831 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:16,833 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:16,833 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:16,836 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:16,837 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 13:32:16,837 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2018-11-28 13:32:16,837 INFO L796 eck$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 [2018-11-28 13:32:16,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:16,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-28 13:32:16,837 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:16,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:16,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:16,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:16,843 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-28 13:32:16,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:16,843 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:16,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,844 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 13:32:16,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:16,848 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-28 13:32:16,848 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:16,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:16,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,849 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 13:32:16,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:32:16,917 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:32:16,917 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:32:16,917 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:32:16,917 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:32:16,917 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:32:16,917 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:16,917 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:32:16,917 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:32:16,917 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 13:32:16,917 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:32:16,918 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:32:16,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:16,981 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:32:16,981 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:16,994 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:16,994 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:17,009 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:32:17,010 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:17,014 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:17,014 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:17,016 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:32:17,016 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:17,034 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:17,034 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:17,050 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:32:17,050 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_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:17,055 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:32:17,055 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70336086-4bbd-4a47-bb79-4e7c3b3d62a0/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:17,090 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:32:17,091 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:32:29,115 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 13:32:29,118 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:32:29,118 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:32:29,118 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:32:29,118 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:32:29,118 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 13:32:29,118 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:32:29,118 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:32:29,119 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:32:29,119 INFO L131 ssoRankerPreferences]: Filename of dumped script: Swingers_false-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-28 13:32:29,119 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:32:29,119 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:32:29,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:29,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:29,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:29,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:32:29,287 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:32:29,287 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 13:32:29,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,287 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,288 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:29,289 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:29,289 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:29,290 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,290 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,291 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,291 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,291 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,291 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:29,291 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:32:29,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,292 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,293 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:29,296 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:29,296 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:29,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,299 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,299 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,299 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:32:29,352 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:29,352 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:32:29,359 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,359 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 13:32:29,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,360 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,360 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,361 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,361 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,363 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,363 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:32:29,363 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,364 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,364 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,364 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,365 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,365 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,367 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,368 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,369 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,369 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,378 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 13:32:29,378 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,379 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,380 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,380 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,382 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,382 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,383 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,383 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,383 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,383 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,383 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,383 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:29,384 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,384 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,385 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,386 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,386 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,388 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,388 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,389 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,389 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,390 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,390 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,407 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 13:32:29,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,408 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,409 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,409 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,410 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,411 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,411 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,411 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,412 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:32:29,412 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,413 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,414 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,414 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:32:29,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,418 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,418 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,419 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,420 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,428 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 13:32:29,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,429 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,430 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,430 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,432 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,433 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,433 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:32:29,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,434 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,434 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,435 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,435 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,438 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,438 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,438 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,439 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:32:29,440 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:32:29,441 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:32:29,450 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,450 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 13:32:29,450 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,451 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,451 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:29,451 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,451 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,452 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,452 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,455 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,455 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:29,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,456 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,456 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:29,456 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,457 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,458 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,458 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:29,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,458 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,459 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,459 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,462 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,463 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,463 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,463 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:32:29,463 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,463 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,464 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,466 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,466 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,477 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 13:32:29,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,478 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,478 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,480 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,480 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,484 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,484 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,485 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,485 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:32:29,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,486 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,487 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,487 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,489 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,489 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,493 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,494 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,494 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,494 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,494 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:32:29,497 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:32:29,497 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:32:29,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,509 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 13:32:29,509 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,510 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,510 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,510 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,511 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,511 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,514 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,514 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,514 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,514 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,514 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,514 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,515 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,515 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:32:29,515 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,516 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,516 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,517 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,518 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,518 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,521 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,521 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:32:29,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,521 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:32:29,523 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:32:29,523 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:32:29,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,544 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 13:32:29,544 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,545 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,545 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:29,546 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:29,546 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:29,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,550 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,550 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,550 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,550 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:32:29,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,551 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:29,551 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:32:29,551 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:32:29,553 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,553 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,553 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,553 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,554 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:29,555 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:29,555 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:29,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,559 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:32:29,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:32:29,560 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:32:29,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:32:29,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:32:29,560 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:32:29,562 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:32:29,562 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:32:29,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:32:29,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 01:32:29 BoogieIcfgContainer [2018-11-28 13:32:29,603 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 13:32:29,604 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:32:29,604 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:32:29,604 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:32:29,604 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:14" (3/4) ... [2018-11-28 13:32:29,607 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:32:29,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:32:29,608 INFO L168 Benchmark]: Toolchain (without parser) took 14933.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.0 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -88.8 MB). Peak memory consumption was 117.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:32:29,609 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:32:29,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:32:29,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.35 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:32:29,610 INFO L168 Benchmark]: Boogie Preprocessor took 11.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:32:29,610 INFO L168 Benchmark]: RCFGBuilder took 139.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:32:29,611 INFO L168 Benchmark]: BuchiAutomizer took 14619.69 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 89.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.8 MB). Peak memory consumption was 346.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:32:29,611 INFO L168 Benchmark]: Witness Printer took 3.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:32:29,614 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.35 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.06 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 139.64 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14619.69 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 89.1 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.8 MB). Peak memory consumption was 346.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 14.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 5ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...