./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 32bit --witnessprinter.graph.data.programhash 4227429e9f2e62c477cf816fad5585fa39d927f0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:13:11,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:13:11,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:13:11,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:13:11,229 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:13:11,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:13:11,230 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:13:11,231 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:13:11,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:13:11,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:13:11,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:13:11,234 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:13:11,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:13:11,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:13:11,237 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:13:11,237 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:13:11,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:13:11,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:13:11,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:13:11,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:13:11,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:13:11,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:13:11,244 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:13:11,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:13:11,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:13:11,245 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:13:11,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:13:11,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:13:11,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:13:11,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:13:11,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:13:11,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:13:11,249 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:13:11,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:13:11,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:13:11,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:13:11,250 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 07:13:11,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:13:11,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:13:11,261 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:13:11,261 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:13:11,261 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:13:11,262 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 07:13:11,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:13:11,262 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:13:11,263 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:13:11,263 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:13:11,263 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:13:11,263 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 07:13:11,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 07:13:11,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 07:13:11,264 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 07:13:11,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 07:13:11,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:13:11,265 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 07:13:11,266 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 07:13:11,266 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_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4227429e9f2e62c477cf816fad5585fa39d927f0 [2018-11-10 07:13:11,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:13:11,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:13:11,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:13:11,310 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:13:11,310 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:13:11,310 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2018-11-10 07:13:11,354 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/data/2876ff4bc/d9f68952da814533b7736e5825135ae5/FLAG00a4547be [2018-11-10 07:13:11,706 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:13:11,707 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2018-11-10 07:13:11,712 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/data/2876ff4bc/d9f68952da814533b7736e5825135ae5/FLAG00a4547be [2018-11-10 07:13:11,722 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/data/2876ff4bc/d9f68952da814533b7736e5825135ae5 [2018-11-10 07:13:11,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:13:11,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:13:11,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:11,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:13:11,731 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:13:11,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701bc5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11, skipping insertion in model container [2018-11-10 07:13:11,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:13:11,761 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:13:11,881 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:11,884 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:13:11,893 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:11,903 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:13:11,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11 WrapperNode [2018-11-10 07:13:11,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:11,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:11,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:13:11,904 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:13:11,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:11,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:13:11,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:13:11,928 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:13:11,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... [2018-11-10 07:13:11,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:13:11,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:13:11,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:13:11,941 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:13:11,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:12,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:13:12,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:13:12,161 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:13:12,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:13:12 BoogieIcfgContainer [2018-11-10 07:13:12,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:13:12,162 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 07:13:12,162 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 07:13:12,165 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 07:13:12,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:13:12,166 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 07:13:11" (1/3) ... [2018-11-10 07:13:12,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@101a05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:13:12, skipping insertion in model container [2018-11-10 07:13:12,167 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:13:12,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:11" (2/3) ... [2018-11-10 07:13:12,167 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@101a05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:13:12, skipping insertion in model container [2018-11-10 07:13:12,167 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:13:12,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:13:12" (3/3) ... [2018-11-10 07:13:12,169 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_false-unreach-call2_true-termination.i [2018-11-10 07:13:12,215 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:13:12,215 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 07:13:12,216 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 07:13:12,216 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 07:13:12,216 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:13:12,216 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:13:12,216 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 07:13:12,216 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:13:12,216 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 07:13:12,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-10 07:13:12,245 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 07:13:12,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:13:12,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:13:12,250 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 07:13:12,251 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 07:13:12,251 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 07:13:12,251 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-10 07:13:12,252 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 07:13:12,252 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:13:12,252 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:13:12,252 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-10 07:13:12,252 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 07:13:12,258 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true [2018-11-10 07:13:12,258 INFO L795 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-10 07:13:12,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:12,262 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-10 07:13:12,264 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:12,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:12,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:13:12,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:12,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-10 07:13:12,335 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:12,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:12,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:13:12,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:12,351 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-10 07:13:12,352 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:12,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:12,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:13:12,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:12,394 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:12,395 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:12,395 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:12,395 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:12,395 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 07:13:12,395 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:12,395 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:12,396 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:12,396 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-10 07:13:12,396 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:12,396 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:12,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:12,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:12,520 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:12,521 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:12,527 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:12,527 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:12,534 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 07:13:12,534 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:12,555 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:12,555 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:12,579 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 07:13:12,579 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:18,005 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-10 07:13:18,008 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:18,008 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:18,008 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:18,008 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:18,008 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 07:13:18,009 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:18,009 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:18,009 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:18,009 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-10 07:13:18,009 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:18,009 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:18,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:18,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:18,099 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:18,103 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 07:13:18,105 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 [2018-11-10 07:13:18,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,108 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,108 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:18,110 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:18,110 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,114 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,114 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 [2018-11-10 07:13:18,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,116 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:18,117 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:18,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,128 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,128 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 07:13:18,128 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 [2018-11-10 07:13:18,129 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,130 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:18,131 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:18,131 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,133 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,134 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 [2018-11-10 07:13:18,134 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,135 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,135 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,135 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,135 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:18,136 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:18,137 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,150 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,150 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 07:13:18,151 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 [2018-11-10 07:13:18,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,152 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,153 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,155 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,156 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 [2018-11-10 07:13:18,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,157 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,159 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,159 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,175 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,175 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 07:13:18,176 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 [2018-11-10 07:13:18,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,177 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,177 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:18,178 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:18,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,180 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,180 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 [2018-11-10 07:13:18,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:18,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,182 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:18,184 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:18,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,200 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,200 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 07:13:18,201 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 [2018-11-10 07:13:18,201 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,202 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:18,202 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,202 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:18,203 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:18,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,204 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,205 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 [2018-11-10 07:13:18,206 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,206 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:18,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,207 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:18,208 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:18,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,240 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 07:13:18,241 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 [2018-11-10 07:13:18,242 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,242 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:18,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,243 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,245 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,249 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,249 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 [2018-11-10 07:13:18,250 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,250 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:18,250 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,251 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,251 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,251 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,254 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,254 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,293 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,293 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 07:13:18,294 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 [2018-11-10 07:13:18,295 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,295 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:18,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,296 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:18,298 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:18,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,300 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,300 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 [2018-11-10 07:13:18,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,301 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:18,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,302 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:18,306 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:18,306 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,358 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,358 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 07:13:18,359 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 [2018-11-10 07:13:18,360 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,360 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:18,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,361 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,361 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,364 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,365 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 [2018-11-10 07:13:18,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,365 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:18,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,366 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:18,367 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:18,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,377 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,377 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 07:13:18,378 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 [2018-11-10 07:13:18,379 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,379 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:18,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,380 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:18,381 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:18,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,386 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,386 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 [2018-11-10 07:13:18,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:18,387 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:18,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:18,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:18,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:18,387 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:18,389 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:18,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:18,406 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:18,427 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:18,427 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:18,428 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:18,428 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:18,428 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 07:13:18,428 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:18,428 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:18,428 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:18,428 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-10 07:13:18,428 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:18,429 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:18,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:18,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:18,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:18,521 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:18,521 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:18,525 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:18,525 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:18,528 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 07:13:18,528 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:18,549 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:18,549 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:18,553 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 07:13:18,553 INFO L446 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_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:18,587 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:18,587 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:18,614 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 07:13:18,614 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:30,665 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 07:13:30,668 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:30,668 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:30,668 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:30,669 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:30,669 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 07:13:30,669 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:30,669 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:30,669 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:30,669 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-10 07:13:30,669 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:30,669 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:30,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:30,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:30,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:30,720 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:30,720 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 07:13:30,720 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 [2018-11-10 07:13:30,721 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,721 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,721 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:30,722 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:30,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,722 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,723 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 [2018-11-10 07:13:30,723 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,723 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:30,724 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:30,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,726 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,726 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 [2018-11-10 07:13:30,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,727 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:30,727 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:30,727 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,727 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,728 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 07:13:30,728 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 [2018-11-10 07:13:30,728 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,729 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,729 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,729 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,730 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 [2018-11-10 07:13:30,730 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,730 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,730 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,731 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,736 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,737 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 [2018-11-10 07:13:30,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,738 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,738 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,739 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,739 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 07:13:30,739 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 [2018-11-10 07:13:30,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,740 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,741 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,741 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,742 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 [2018-11-10 07:13:30,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,747 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,751 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,752 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 [2018-11-10 07:13:30,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,753 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,753 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,754 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,754 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 07:13:30,754 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 [2018-11-10 07:13:30,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,759 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,760 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,760 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,761 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 [2018-11-10 07:13:30,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,761 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,761 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,761 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,762 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,762 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,766 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,767 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 [2018-11-10 07:13:30,767 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:30,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,768 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,768 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,769 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,769 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 07:13:30,769 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:30,770 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,770 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,770 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,770 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,770 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,771 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,771 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,772 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,772 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 [2018-11-10 07:13:30,772 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,773 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,773 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,774 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,782 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,783 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 [2018-11-10 07:13:30,783 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,783 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,784 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:30,785 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:30,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,785 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,785 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 07:13:30,786 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 [2018-11-10 07:13:30,786 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,786 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:30,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,787 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,787 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,788 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,788 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,789 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,789 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:30,790 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,790 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:30,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,790 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,792 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,804 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,805 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 [2018-11-10 07:13:30,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,805 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:30,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,806 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,806 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,806 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,807 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,807 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,808 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,809 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 07:13:30,809 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 [2018-11-10 07:13:30,810 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,810 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,810 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,810 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,810 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,812 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,812 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,812 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,813 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:30,813 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,813 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,814 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,814 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,814 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,816 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,838 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,839 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 [2018-11-10 07:13:30,840 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,840 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,840 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,841 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,841 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,841 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:30,842 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:30,842 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,843 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,843 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 07:13:30,844 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 [2018-11-10 07:13:30,844 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,844 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,845 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,845 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,845 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,847 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,847 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 [2018-11-10 07:13:30,847 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,847 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,848 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,848 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,849 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,849 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,853 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,854 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 [2018-11-10 07:13:30,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,854 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:30,855 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,855 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:30,855 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:30,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,857 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,857 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 07:13:30,858 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 [2018-11-10 07:13:30,858 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,858 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,858 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,859 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:30,859 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:30,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,861 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,862 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 [2018-11-10 07:13:30,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,862 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,863 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,863 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,863 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:30,864 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:30,864 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,875 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,875 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 [2018-11-10 07:13:30,876 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:30,876 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:30,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:30,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:30,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:30,876 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:30,879 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:30,879 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:30,882 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:30,883 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-10 07:13:30,883 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-10 07:13:30,883 INFO L795 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-11-10 07:13:30,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:30,884 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-10 07:13:30,884 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:30,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:30,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:13:30,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:30,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-10 07:13:30,890 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:30,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:30,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,891 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:13:30,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:30,895 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-10 07:13:30,895 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:13:30,895 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:13:30,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,896 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:13:30,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:13:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:13:30,929 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:30,929 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:30,929 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:30,929 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:30,929 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 07:13:30,929 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:30,930 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:30,930 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:30,930 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-10 07:13:30,930 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:30,930 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:30,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:30,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:30,990 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:30,990 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:31,000 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:31,000 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:31,003 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 07:13:31,004 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/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 [2018-11-10 07:13:31,041 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:31,041 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:31,066 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 07:13:31,066 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:43,127 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 07:13:43,131 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:43,131 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:43,131 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:43,131 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:43,131 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 07:13:43,131 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:43,132 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:43,132 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:43,132 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-10 07:13:43,132 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:43,132 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:43,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:43,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:43,192 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:43,192 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 07:13:43,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:43,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,194 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,194 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:43,194 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:43,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,195 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,195 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 [2018-11-10 07:13:43,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,196 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,196 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,196 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,196 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:43,197 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:43,197 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,199 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,200 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 07:13:43,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:43,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,201 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:43,201 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:43,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,202 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,202 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:43,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,204 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:43,204 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:43,204 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,207 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,207 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 07:13:43,208 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 [2018-11-10 07:13:43,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,208 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,209 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,209 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,209 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,210 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,210 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 [2018-11-10 07:13:43,211 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,211 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,211 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,211 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,212 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,212 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,212 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,216 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,216 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 07:13:43,216 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 [2018-11-10 07:13:43,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,218 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:43,218 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:43,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,219 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,219 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 [2018-11-10 07:13:43,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:43,220 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,221 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:43,221 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:43,222 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,226 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,226 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 07:13:43,226 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 [2018-11-10 07:13:43,227 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,227 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:43,227 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,227 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,228 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:43,228 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:43,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,229 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,230 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 [2018-11-10 07:13:43,230 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,230 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:43,230 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,231 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:43,232 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:43,232 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,240 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 07:13:43,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:43,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,241 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:43,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,242 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,243 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,244 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,245 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 [2018-11-10 07:13:43,245 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,246 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:43,246 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,246 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,246 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,246 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,247 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,248 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,261 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,261 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 07:13:43,262 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 [2018-11-10 07:13:43,263 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,263 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:43,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,264 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:43,265 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:43,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,266 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,266 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 [2018-11-10 07:13:43,267 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,267 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:43,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,268 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,268 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,268 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:43,270 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:43,270 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,300 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,300 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 07:13:43,300 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 [2018-11-10 07:13:43,301 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,301 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:43,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,302 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,302 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,302 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,304 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,305 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 [2018-11-10 07:13:43,305 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,305 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:43,305 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,306 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,306 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,306 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:43,307 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:43,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,313 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,313 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 07:13:43,314 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 [2018-11-10 07:13:43,314 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,315 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:43,315 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,315 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,315 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,315 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:43,316 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:43,316 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,320 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,320 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 [2018-11-10 07:13:43,321 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:43,321 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:43,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:43,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:43,321 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:43,321 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:43,323 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:43,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:43,333 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:43,357 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:43,358 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:43,358 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:43,358 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:43,358 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 07:13:43,358 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:43,358 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:43,358 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:43,359 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-10 07:13:43,359 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:43,359 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:43,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:43,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:43,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:43,474 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:43,474 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:43,488 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 07:13:43,488 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41fcb5ff-5d5d-43c0-9f0b-a28511ba265d/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:43,530 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 07:13:43,530 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 07:13:55,575 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-10 07:13:55,579 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 07:13:55,579 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 07:13:55,579 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 07:13:55,579 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 07:13:55,579 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 07:13:55,579 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 07:13:55,579 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 07:13:55,579 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 07:13:55,579 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-10 07:13:55,579 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 07:13:55,579 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 07:13:55,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:55,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:55,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 07:13:55,682 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 07:13:55,682 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 07:13:55,682 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 [2018-11-10 07:13:55,683 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,683 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:55,685 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:55,685 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 07:13:55,692 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,692 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 [2018-11-10 07:13:55,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,693 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:55,694 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:55,694 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,694 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,695 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 [2018-11-10 07:13:55,695 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,695 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,696 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 07:13:55,696 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 07:13:55,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,696 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,697 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 07:13:55,697 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 [2018-11-10 07:13:55,697 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,698 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,699 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 07:13:55,699 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 07:13:55,706 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,707 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 [2018-11-10 07:13:55,707 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,707 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,708 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,708 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,708 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:55,708 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,709 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,709 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 [2018-11-10 07:13:55,710 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,710 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,710 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:55,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,711 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,711 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 07:13:55,712 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 [2018-11-10 07:13:55,712 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,712 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,712 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,712 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,714 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 07:13:55,714 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 07:13:55,724 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,724 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 [2018-11-10 07:13:55,725 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,725 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,726 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,726 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,727 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 [2018-11-10 07:13:55,727 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,727 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,728 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,728 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,729 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,729 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 07:13:55,729 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:55,730 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,730 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,732 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 07:13:55,732 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 07:13:55,744 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,744 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 [2018-11-10 07:13:55,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,745 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,746 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:55,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,746 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,747 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 [2018-11-10 07:13:55,752 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 07:13:55,752 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,752 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,753 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,753 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:55,753 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,754 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,754 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 07:13:55,755 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 [2018-11-10 07:13:55,755 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,755 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,756 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,757 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 07:13:55,757 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 07:13:55,773 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,773 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 [2018-11-10 07:13:55,774 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,774 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,774 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,775 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,775 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:55,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,776 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,776 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:55,777 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,777 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,778 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,778 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 07:13:55,778 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 07:13:55,778 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,779 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,779 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 07:13:55,779 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 [2018-11-10 07:13:55,780 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,780 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:55,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,780 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,783 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 07:13:55,783 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 07:13:55,804 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,804 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 [2018-11-10 07:13:55,805 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,805 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:55,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,806 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,806 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,808 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,808 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 [2018-11-10 07:13:55,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,809 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 07:13:55,809 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,809 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,810 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,810 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,811 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,811 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 07:13:55,811 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 [2018-11-10 07:13:55,812 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,812 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,813 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,816 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 07:13:55,816 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 07:13:55,851 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,851 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 [2018-11-10 07:13:55,852 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,852 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,852 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,853 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,854 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:55,854 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,855 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,855 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 [2018-11-10 07:13:55,906 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,906 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,906 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,906 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 07:13:55,909 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 07:13:55,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,910 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,910 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 07:13:55,911 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 07:13:55,911 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,911 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,912 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,912 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,913 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 07:13:55,913 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 07:13:55,927 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,928 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 [2018-11-10 07:13:55,928 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,929 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,929 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,929 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,929 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,929 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,930 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,930 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,931 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,932 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 [2018-11-10 07:13:55,932 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,932 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 07:13:55,932 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,933 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 07:13:55,933 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 07:13:55,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,935 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,935 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 07:13:55,935 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 [2018-11-10 07:13:55,936 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,936 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,936 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:55,939 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 07:13:55,939 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 07:13:55,958 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,958 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 [2018-11-10 07:13:55,959 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,959 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,959 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:55,960 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:55,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,962 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,963 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 [2018-11-10 07:13:55,963 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 07:13:55,963 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 07:13:55,963 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 07:13:55,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 07:13:55,964 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 07:13:55,964 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 07:13:55,964 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 07:13:55,964 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 07:13:55,966 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 07:13:55,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 07:13:55 BoogieIcfgContainer [2018-11-10 07:13:55,973 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 07:13:55,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:13:55,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:13:55,974 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:13:55,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:13:12" (3/4) ... [2018-11-10 07:13:55,978 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:13:55,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:13:55,979 INFO L168 Benchmark]: Toolchain (without parser) took 44253.26 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 232.3 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -235.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:13:55,980 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:13:55,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:55,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:13:55,982 INFO L168 Benchmark]: Boogie Preprocessor took 13.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 946.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:55,982 INFO L168 Benchmark]: RCFGBuilder took 220.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 946.7 MB in the beginning and 1.2 GB in the end (delta: -203.6 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:55,985 INFO L168 Benchmark]: BuchiAutomizer took 43810.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.3 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -48.0 MB). Peak memory consumption was 344.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:55,986 INFO L168 Benchmark]: Witness Printer took 4.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:55,990 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 177.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.43 ms. Allocated memory is still 1.0 GB. Free memory is still 949.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.12 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 946.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 220.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 946.7 MB in the beginning and 1.2 GB in the end (delta: -203.6 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 43810.99 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.3 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -48.0 MB). Peak memory consumption was 344.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. 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 43.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 43.7s. 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: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...