./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:22:31,252 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:22:31,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:22:31,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:22:31,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:22:31,261 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:22:31,262 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:22:31,263 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:22:31,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:22:31,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:22:31,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:22:31,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:22:31,267 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:22:31,267 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:22:31,268 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:22:31,269 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:22:31,270 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:22:31,271 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:22:31,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:22:31,273 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:22:31,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:22:31,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:22:31,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:22:31,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:22:31,277 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:22:31,278 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:22:31,279 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:22:31,279 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:22:31,280 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:22:31,281 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:22:31,281 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:22:31,281 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:22:31,282 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:22:31,282 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:22:31,282 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:22:31,283 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:22:31,283 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-23 07:22:31,295 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:22:31,295 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:22:31,296 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:22:31,296 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:22:31,296 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 07:22:31,296 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 07:22:31,296 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 07:22:31,297 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:22:31,297 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:22:31,298 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 07:22:31,298 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:22:31,299 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:22:31,299 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 07:22:31,299 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:22:31,299 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 07:22:31,299 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 07:22:31,299 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 07:22:31,299 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_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2018-11-23 07:22:31,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:22:31,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:22:31,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:22:31,333 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:22:31,333 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:22:31,334 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-23 07:22:31,374 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/data/964e4c722/88f40fd6444047c9962fbdd33309722a/FLAGd58ced42f [2018-11-23 07:22:31,723 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:22:31,724 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-23 07:22:31,728 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/data/964e4c722/88f40fd6444047c9962fbdd33309722a/FLAGd58ced42f [2018-11-23 07:22:32,142 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/data/964e4c722/88f40fd6444047c9962fbdd33309722a [2018-11-23 07:22:32,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:22:32,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:22:32,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:22:32,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:22:32,150 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:22:32,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117f5c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32, skipping insertion in model container [2018-11-23 07:22:32,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:22:32,173 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:22:32,287 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:22:32,290 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:22:32,299 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:22:32,308 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:22:32,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32 WrapperNode [2018-11-23 07:22:32,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:22:32,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:22:32,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:22:32,310 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:22:32,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:22:32,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:22:32,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:22:32,329 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:22:32,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... [2018-11-23 07:22:32,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:22:32,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:22:32,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:22:32,341 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:22:32,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:22:32,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:22:32,508 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:22:32,508 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 07:22:32,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:22:32 BoogieIcfgContainer [2018-11-23 07:22:32,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:22:32,509 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 07:22:32,509 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 07:22:32,512 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 07:22:32,512 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:22:32,513 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 07:22:32" (1/3) ... [2018-11-23 07:22:32,514 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@493ecfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 07:22:32, skipping insertion in model container [2018-11-23 07:22:32,514 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:22:32,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:22:32" (2/3) ... [2018-11-23 07:22:32,514 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@493ecfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 07:22:32, skipping insertion in model container [2018-11-23 07:22:32,514 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:22:32,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:22:32" (3/3) ... [2018-11-23 07:22:32,516 INFO L375 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-23 07:22:32,556 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 07:22:32,557 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 07:22:32,557 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 07:22:32,557 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 07:22:32,557 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:22:32,557 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:22:32,557 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 07:22:32,557 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:22:32,557 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 07:22:32,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-23 07:22:32,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 07:22:32,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:22:32,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:22:32,588 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 07:22:32,588 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 07:22:32,588 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 07:22:32,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2018-11-23 07:22:32,589 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 07:22:32,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:22:32,589 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:22:32,589 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 07:22:32,589 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 07:22:32,595 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true [2018-11-23 07:22:32,595 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-23 07:22:32,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:32,599 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2018-11-23 07:22:32,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:32,601 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:32,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:22:32,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:32,680 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2018-11-23 07:22:32,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:32,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:32,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:22:32,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,686 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:32,686 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2018-11-23 07:22:32,686 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:32,686 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:32,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:22:32,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:32,737 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 07:22:32,738 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 07:22:32,738 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 07:22:32,738 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 07:22:32,738 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 07:22:32,738 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 07:22:32,738 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 07:22:32,738 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 07:22:32,739 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-23 07:22:32,739 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 07:22:32,739 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 07:22:32,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:32,883 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 07:22:32,884 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,887 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,887 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:32,892 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:22:32,892 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,908 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,908 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:32,924 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:22:32,924 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,927 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,927 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:32,929 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:22:32,929 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,945 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,945 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:32,948 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:22:32,948 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,963 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,964 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:32,980 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:22:32,980 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:32,983 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:22:32,983 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/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 [2018-11-23 07:22:33,003 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 07:22:33,003 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:22:33,065 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 07:22:33,067 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 07:22:33,067 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 07:22:33,067 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 07:22:33,067 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 07:22:33,067 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 07:22:33,067 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 07:22:33,067 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 07:22:33,067 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 07:22:33,067 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-23 07:22:33,067 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 07:22:33,068 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 07:22:33,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 07:22:33,150 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 07:22:33,153 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 07:22:33,155 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,156 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,156 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,157 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,157 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,158 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:22:33,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,163 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,163 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,163 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,164 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:22:33,164 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,166 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,168 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,168 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 07:22:33,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,174 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,174 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,175 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,175 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,175 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,175 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:22:33,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,178 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,180 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,180 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 07:22:33,187 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,188 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,188 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,189 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:22:33,191 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,191 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 07:22:33,212 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,212 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 07:22:33,213 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,213 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,214 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,215 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,216 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,216 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 [2018-11-23 07:22:33,217 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,217 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,217 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,217 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,218 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,218 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,218 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,219 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 [2018-11-23 07:22:33,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,220 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,223 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,223 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,227 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,227 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,228 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,228 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,228 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,228 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,228 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,229 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,229 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,230 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 [2018-11-23 07:22:33,231 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,231 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,234 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,234 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,241 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,242 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,243 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,243 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,243 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,246 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,246 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,266 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 07:22:33,266 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 [2018-11-23 07:22:33,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,267 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,268 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,269 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,269 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,270 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,270 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,270 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,271 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,271 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,272 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,272 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,273 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,273 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,273 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,273 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,275 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,275 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,282 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,282 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,283 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,284 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,285 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,286 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,286 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,292 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,293 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,295 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,295 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,313 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 07:22:33,313 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,314 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,314 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,314 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,314 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,314 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,315 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,315 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,316 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,316 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,317 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,317 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,317 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,317 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,317 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,318 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,318 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,319 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,319 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,320 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,320 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,320 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,322 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,322 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,327 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,327 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,328 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,329 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,331 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,331 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,332 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,333 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,341 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:22:33,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,341 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,343 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,343 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,358 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 07:22:33,359 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 [2018-11-23 07:22:33,359 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,359 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,360 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,360 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,361 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,361 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,362 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,362 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,362 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,363 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,363 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,363 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,363 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,364 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,364 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,365 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 [2018-11-23 07:22:33,365 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,365 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,366 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,367 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,367 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,372 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,372 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,372 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,373 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,373 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,373 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,374 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 07:22:33,374 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,375 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,375 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,376 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,377 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,377 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,383 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,383 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,384 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,384 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,384 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,384 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,384 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 07:22:33,386 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 07:22:33,386 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 07:22:33,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,399 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 07:22:33,400 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,401 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,401 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,401 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,402 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,402 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,404 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,405 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,405 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,406 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,407 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,410 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,410 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,412 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,412 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,419 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,419 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,420 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,420 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,421 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,423 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,423 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,424 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,426 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,426 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,434 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,434 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 07:22:33,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,435 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,435 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,437 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,437 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,451 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 07:22:33,452 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,452 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,453 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,453 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,454 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,455 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,456 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,456 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,456 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,456 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,457 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,458 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,459 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,459 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,459 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,460 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,460 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,460 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,462 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,462 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,471 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,472 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,473 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 07:22:33,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,476 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,476 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,479 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,479 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,489 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,490 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 07:22:33,493 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 07:22:33,493 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 07:22:33,512 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,512 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 07:22:33,512 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,513 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,513 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,513 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,513 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,514 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,514 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,514 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,514 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,516 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,517 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,518 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,518 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,522 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,523 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,523 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,523 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,524 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,524 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,525 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,525 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,529 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,529 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,530 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,530 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,530 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,530 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,530 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,530 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,531 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 07:22:33,531 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,532 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,533 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,533 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,533 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,533 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,534 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,534 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,535 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,535 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,539 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,540 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,540 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 07:22:33,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,540 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 07:22:33,542 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 07:22:33,542 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 07:22:33,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,555 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 07:22:33,555 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,556 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,556 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,556 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,557 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,557 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,557 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,558 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,560 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,560 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,561 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,561 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,561 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,561 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,561 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,561 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,562 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,562 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,564 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,565 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,565 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,565 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,566 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,566 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,566 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,567 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 07:22:33,568 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 07:22:33,573 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,573 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,574 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,574 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,574 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:22:33,574 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,574 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,574 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,575 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 07:22:33,575 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:22:33,577 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,577 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,578 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,578 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,578 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,578 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,579 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,580 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 07:22:33,580 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 07:22:33,586 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,587 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 07:22:33,587 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 07:22:33,587 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 07:22:33,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:22:33,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:22:33,588 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 07:22:33,590 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 07:22:33,590 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 07:22:33,607 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:22:33,607 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 07:22:33,607 INFO L794 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-23 07:22:33,608 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 3#L17-2true [2018-11-23 07:22:33,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:33,608 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2018-11-23 07:22:33,608 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:33,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:33,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:22:33,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:33,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:33,615 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2018-11-23 07:22:33,615 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:33,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:33,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,616 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 07:22:33,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:22:33,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:22:33,619 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2018-11-23 07:22:33,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:22:33,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:22:33,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,620 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 07:22:33,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:22:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:22:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:22:33,674 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:22:33,674 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6010984d-aeb0-4a3e-98b5-2d124a994609/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:22:33,690 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-23 07:22:33,699 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-23 07:22:33,699 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 07:22:33,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:22:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:22:33,760 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 07:22:33,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2018-11-23 07:22:33,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 07:22:33,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 07:22:33,803 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-11-23 07:22:33,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:22:33,846 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2018-11-23 07:22:33,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:22:33,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2018-11-23 07:22:33,850 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 07:22:33,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2018-11-23 07:22:33,854 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 07:22:33,855 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 07:22:33,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 07:22:33,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:22:33,856 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:22:33,856 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:22:33,856 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:22:33,856 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 07:22:33,856 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:22:33,856 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 07:22:33,856 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 07:22:33,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 07:22:33 BoogieIcfgContainer [2018-11-23 07:22:33,861 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 07:22:33,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:22:33,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:22:33,862 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:22:33,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:22:32" (3/4) ... [2018-11-23 07:22:33,866 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:22:33,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:22:33,867 INFO L168 Benchmark]: Toolchain (without parser) took 1722.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 961.9 MB in the beginning and 927.9 MB in the end (delta: 34.0 MB). Peak memory consumption was 166.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:22:33,868 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:22:33,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:22:33,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.58 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:22:33,870 INFO L168 Benchmark]: Boogie Preprocessor took 11.52 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:22:33,870 INFO L168 Benchmark]: RCFGBuilder took 167.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:22:33,871 INFO L168 Benchmark]: BuchiAutomizer took 1351.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.9 MB in the end (delta: 191.7 MB). Peak memory consumption was 191.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:22:33,871 INFO L168 Benchmark]: Witness Printer took 4.87 ms. Allocated memory is still 1.2 GB. Free memory is still 927.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:22:33,874 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 951.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.58 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.52 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 167.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -173.8 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1351.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 927.9 MB in the end (delta: 191.7 MB). Peak memory consumption was 191.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.87 ms. Allocated memory is still 1.2 GB. Free memory is still 927.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...