./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/email_spec9_product35_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/product-lines/email_spec9_product35_false-unreach-call_true-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0aa3b6dc14ce2a21879b04a85495b5e94999ee84 ............................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:53:32,211 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:53:32,214 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:53:32,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:53:32,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:53:32,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:53:32,232 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:53:32,234 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:53:32,235 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:53:32,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:53:32,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:53:32,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:53:32,238 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:53:32,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:53:32,240 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:53:32,241 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:53:32,242 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:53:32,244 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:53:32,246 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:53:32,248 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:53:32,249 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:53:32,250 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:53:32,252 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:53:32,253 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:53:32,253 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:53:32,254 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:53:32,255 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:53:32,256 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:53:32,257 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:53:32,258 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:53:32,259 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:53:32,259 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:53:32,260 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:53:32,260 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:53:32,261 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:53:32,262 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:53:32,262 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:53:32,279 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:53:32,279 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:53:32,280 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:53:32,281 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:53:32,281 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:53:32,281 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:53:32,281 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:53:32,281 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:53:32,282 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:53:32,282 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:53:32,282 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:53:32,282 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:53:32,282 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:53:32,282 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:53:32,283 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:53:32,284 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:53:32,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:53:32,284 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:53:32,284 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:53:32,284 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:53:32,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:53:32,285 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:53:32,285 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:53:32,285 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:53:32,285 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:53:32,286 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:53:32,286 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:53:32,288 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0aa3b6dc14ce2a21879b04a85495b5e94999ee84 [2018-11-28 23:53:32,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:53:32,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:53:32,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:53:32,370 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:53:32,370 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:53:32,371 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/email_spec9_product35_false-unreach-call_true-termination.cil.c [2018-11-28 23:53:32,437 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce4466f56/0e27764b43df49309fd961dcd735cc57/FLAGe9c99e18b [2018-11-28 23:53:33,174 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:53:33,175 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/email_spec9_product35_false-unreach-call_true-termination.cil.c [2018-11-28 23:53:33,203 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce4466f56/0e27764b43df49309fd961dcd735cc57/FLAGe9c99e18b [2018-11-28 23:53:33,267 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce4466f56/0e27764b43df49309fd961dcd735cc57 [2018-11-28 23:53:33,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:53:33,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:53:33,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:53:33,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:53:33,282 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:53:33,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:53:33" (1/1) ... [2018-11-28 23:53:33,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a954af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:33, skipping insertion in model container [2018-11-28 23:53:33,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:53:33" (1/1) ... [2018-11-28 23:53:33,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:53:33,386 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:53:34,219 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:53:34,238 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:53:34,534 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:53:34,652 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:53:34,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34 WrapperNode [2018-11-28 23:53:34,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:53:34,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:53:34,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:53:34,655 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:53:34,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:34,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:34,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:53:34,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:53:34,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:53:34,942 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:53:34,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:34,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:34,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:34,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:35,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:35,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:35,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... [2018-11-28 23:53:35,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:53:35,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:53:35,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:53:35,167 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:53:35,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:53:35,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 23:53:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-28 23:53:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 23:53:35,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:53:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:53:42,285 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:53:42,286 INFO L280 CfgBuilder]: Removed 937 assue(true) statements. [2018-11-28 23:53:42,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:53:42 BoogieIcfgContainer [2018-11-28 23:53:42,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:53:42,288 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:53:42,288 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:53:42,292 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:53:42,293 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:53:42,293 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:53:33" (1/3) ... [2018-11-28 23:53:42,294 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f2dde8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:53:42, skipping insertion in model container [2018-11-28 23:53:42,294 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:53:42,295 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:53:34" (2/3) ... [2018-11-28 23:53:42,295 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f2dde8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:53:42, skipping insertion in model container [2018-11-28 23:53:42,295 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:53:42,295 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:53:42" (3/3) ... [2018-11-28 23:53:42,297 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec9_product35_false-unreach-call_true-termination.cil.c [2018-11-28 23:53:42,357 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:53:42,357 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:53:42,357 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:53:42,358 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:53:42,358 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:53:42,358 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:53:42,358 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:53:42,358 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:53:42,358 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:53:42,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1336 states. [2018-11-28 23:53:42,512 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 259 [2018-11-28 23:53:42,513 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:53:42,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:53:42,525 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:53:42,525 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:53:42,525 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:53:42,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1336 states. [2018-11-28 23:53:42,542 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 259 [2018-11-28 23:53:42,542 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:53:42,542 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:53:42,545 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:53:42,545 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:53:42,552 INFO L794 eck$LassoCheckResult]: Stem: 432#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string0.base, #t~string0.offset := #Ultimate.alloc(44);call #t~string5.base, #t~string5.offset := #Ultimate.alloc(44);call #t~string7.base, #t~string7.offset := #Ultimate.alloc(9);call #t~string9.base, #t~string9.offset := #Ultimate.alloc(9);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(11);call #t~string15.base, #t~string15.offset := #Ultimate.alloc(19);call #t~string18.base, #t~string18.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(100, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string21.base, #t~string21.offset, 1);call write~init~int(100, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(10, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;call #t~string32.base, #t~string32.offset := #Ultimate.alloc(10);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(12);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(10);call #t~string41.base, #t~string41.offset := #Ultimate.alloc(18);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(16);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(21);call #t~string50.base, #t~string50.offset := #Ultimate.alloc(13);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(16);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(25);~in_encrypted~0 := 0;call #t~string60.base, #t~string60.offset := #Ultimate.alloc(17);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(17);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(13);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(17);~head~0.base, ~head~0.offset := 0, 0;call #t~string88.base, #t~string88.offset := #Ultimate.alloc(30);call #t~string89.base, #t~string89.offset := #Ultimate.alloc(9);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(21);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(30);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(9);call #t~string93.base, #t~string93.offset := #Ultimate.alloc(21);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(30);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(9);call #t~string99.base, #t~string99.offset := #Ultimate.alloc(25);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(30);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(9);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string116.base, #t~string116.offset := #Ultimate.alloc(10);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(34);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(30);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(16);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(20);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(22);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(21);call #t~string154.base, #t~string154.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string154.base, #t~string154.offset, 1);call write~init~int(115, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(10, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0; 311#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; 554#L1473true havoc valid_product_#res;havoc valid_product_~retValue_acc~19;havoc valid_product_~retValue_acc~19;valid_product_~retValue_acc~19 := 1;valid_product_#res := valid_product_~retValue_acc~19; 52#L1481true main_#t~ret13 := valid_product_#res;main_~tmp~1 := main_#t~ret13;havoc main_#t~ret13; 63#L226true assume 0 != main_~tmp~1;havoc setup_#t~nondet8, setup_#t~nondet10, setup_#t~nondet12, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 265#L1434true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1051#L1440-2true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1285#L999true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 885#L1005-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string7.base, #t~string7.offset;havoc setup_#t~nondet8;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 248#L1434-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1057#L1440-5true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1290#L999-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 711#L1005-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string9.base, #t~string9.offset;havoc setup_#t~nondet10;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 251#L1434-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1037#L1440-8true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1271#L999-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 721#L1005-8true setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string11.base, #t~string11.offset;havoc setup_#t~nondet12; 686#L213true havoc test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, test_#t~nondet109, test_#t~nondet110, test_#t~nondet111, test_#t~nondet112, test_#t~nondet113, test_#t~nondet114, test_#t~nondet115, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~14, test_~tmp___0~5, test_~tmp___1~2, test_~tmp___2~1, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~14;havoc test_~tmp___0~5;havoc test_~tmp___1~2;havoc test_~tmp___2~1;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 605#L2243-1true [2018-11-28 23:53:42,553 INFO L796 eck$LassoCheckResult]: Loop: 605#L2243-1true assume !false; 428#L2092true assume test_~splverifierCounter~0 < 4; 160#L2093true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 1183#L2099true assume !(0 == test_~op1~0); 396#L2112true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet106;havoc test_#t~nondet106; 240#L2117true assume 0 != test_~tmp___8~0;setClientAutoResponse_#in~handle, setClientAutoResponse_#in~value := ~rjh~0, 1;havoc setClientAutoResponse_~handle, setClientAutoResponse_~value;setClientAutoResponse_~handle := setClientAutoResponse_#in~handle;setClientAutoResponse_~value := setClientAutoResponse_#in~value; 96#L952true assume 1 == setClientAutoResponse_~handle;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value; 1095#L958-2true test_~op2~0 := 1; 605#L2243-1true [2018-11-28 23:53:42,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:53:42,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2018-11-28 23:53:42,562 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:53:42,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:53:42,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:53:42,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:53:42,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:53:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:53:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:53:42,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:53:42,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:53:42,963 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 23:53:42,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:53:42,964 INFO L82 PathProgramCache]: Analyzing trace with hash 527790547, now seen corresponding path program 1 times [2018-11-28 23:53:42,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:53:42,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:53:42,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:53:42,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:53:42,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:53:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:53:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:53:43,204 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-11-28 23:53:43,253 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:53:43,255 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:53:43,255 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:53:43,255 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:53:43,255 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:53:43,255 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:53:43,255 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:53:43,255 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:53:43,256 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec9_product35_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-28 23:53:43,256 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:53:43,256 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:53:43,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,619 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:53:43,620 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:53:43,625 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:53:43,625 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:53:43,638 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:53:43,638 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0=-8, ULTIMATE.start_test_#t~nondet106=-8} Honda state: {ULTIMATE.start_test_~tmp___8~0=-8, ULTIMATE.start_test_#t~nondet106=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:53:43,678 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:53:43,679 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:53:43,742 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:53:43,743 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:53:43,778 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:53:43,780 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:53:43,780 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:53:43,780 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:53:43,780 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:53:43,780 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:53:43,781 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:53:43,781 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:53:43,781 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:53:43,782 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec9_product35_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-28 23:53:43,782 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:53:43,782 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:53:43,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:43,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:53:44,344 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 23:53:44,383 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:53:44,388 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:53:44,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:53:44,391 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:53:44,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:53:44,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:53:44,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:53:44,393 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:53:44,395 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:53:44,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:53:44,400 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 23:53:44,405 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-28 23:53:44,406 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-28 23:53:44,408 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 23:53:44,408 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 23:53:44,409 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 23:53:44,410 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2018-11-28 23:53:44,411 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 23:53:44,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:53:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:53:44,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:53:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:53:44,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:53:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:53:45,091 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-28 23:53:45,093 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1336 states. Second operand 5 states. [2018-11-28 23:53:45,521 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1336 states.. Second operand 5 states. Result 3695 states and 6290 transitions. Complement of second has 7 states. [2018-11-28 23:53:45,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-28 23:53:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 23:53:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4054 transitions. [2018-11-28 23:53:45,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4054 transitions. Stem has 18 letters. Loop has 8 letters. [2018-11-28 23:53:45,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:53:45,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4054 transitions. Stem has 26 letters. Loop has 8 letters. [2018-11-28 23:53:45,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:53:45,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4054 transitions. Stem has 18 letters. Loop has 16 letters. [2018-11-28 23:53:45,540 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:53:45,542 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3695 states and 6290 transitions. [2018-11-28 23:53:45,593 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:53:45,596 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3695 states to 0 states and 0 transitions. [2018-11-28 23:53:45,598 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:53:45,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:53:45,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:53:45,599 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:53:45,599 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:53:45,599 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:53:45,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 23:53:45,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 23:53:45,606 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-28 23:53:45,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:53:45,609 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-28 23:53:45,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 23:53:45,610 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-28 23:53:45,610 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:53:45,610 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 23:53:45,610 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:53:45,611 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:53:45,611 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:53:45,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:53:45,611 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:53:45,611 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:53:45,611 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:53:45,611 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 23:53:45,612 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 23:53:45,612 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:53:45,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 23:53:45,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:53:45 BoogieIcfgContainer [2018-11-28 23:53:45,619 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:53:45,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:53:45,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:53:45,620 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:53:45,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:53:42" (3/4) ... [2018-11-28 23:53:45,626 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:53:45,626 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:53:45,627 INFO L168 Benchmark]: Toolchain (without parser) took 12354.02 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.0 MB). Free memory was 947.2 MB in the beginning and 773.1 MB in the end (delta: 174.1 MB). Peak memory consumption was 422.1 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,628 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:53:45,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1377.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,631 INFO L168 Benchmark]: Boogie Preprocessor took 225.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,633 INFO L168 Benchmark]: RCFGBuilder took 7120.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 112.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 41.9 MB). Peak memory consumption was 289.5 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,634 INFO L168 Benchmark]: BuchiAutomizer took 3331.51 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 773.1 MB in the end (delta: 234.5 MB). Peak memory consumption was 234.5 MB. Max. memory is 11.5 GB. [2018-11-28 23:53:45,635 INFO L168 Benchmark]: Witness Printer took 6.60 ms. Allocated memory is still 1.3 GB. Free memory is still 773.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:53:45,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1377.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 286.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 225.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7120.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 112.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 41.9 MB). Peak memory consumption was 289.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3331.51 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 773.1 MB in the end (delta: 234.5 MB). Peak memory consumption was 234.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.60 ms. Allocated memory is still 1.3 GB. Free memory is still 773.1 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2281 SDtfs, 2281 SDslu, 4458 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital45 mio100 ax100 hnf100 lsp24 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf120 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 20ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...