./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/email_spec7_product18_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0ed9222f 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_spec7_product18_true-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 a3b3a0672932eb2b8c954178a09f6f65147c4b3e ................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 04:10:29,598 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 04:10:29,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 04:10:29,614 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 04:10:29,614 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 04:10:29,615 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 04:10:29,616 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 04:10:29,618 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 04:10:29,620 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 04:10:29,621 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 04:10:29,622 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 04:10:29,622 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 04:10:29,623 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 04:10:29,624 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 04:10:29,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 04:10:29,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 04:10:29,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 04:10:29,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 04:10:29,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 04:10:29,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 04:10:29,633 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 04:10:29,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 04:10:29,636 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 04:10:29,637 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 04:10:29,637 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 04:10:29,638 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 04:10:29,639 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 04:10:29,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 04:10:29,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 04:10:29,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 04:10:29,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 04:10:29,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 04:10:29,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 04:10:29,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 04:10:29,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 04:10:29,646 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 04:10:29,646 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 04:10:29,662 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 04:10:29,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 04:10:29,664 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 04:10:29,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 04:10:29,664 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 04:10:29,664 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 04:10:29,664 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 04:10:29,665 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 04:10:29,665 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 04:10:29,665 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 04:10:29,665 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 04:10:29,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 04:10:29,665 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 04:10:29,666 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 04:10:29,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 04:10:29,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 04:10:29,668 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 04:10:29,668 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 04:10:29,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 04:10:29,668 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 04:10:29,668 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 04:10:29,669 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 04:10:29,670 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 -> a3b3a0672932eb2b8c954178a09f6f65147c4b3e [2019-01-14 04:10:29,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 04:10:29,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 04:10:29,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 04:10:29,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 04:10:29,723 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 04:10:29,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/email_spec7_product18_true-unreach-call_true-termination.cil.c [2019-01-14 04:10:29,777 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fbf2ded7/9ab075d136a54eb788e65b0b0dbc595f/FLAG73752f133 [2019-01-14 04:10:30,306 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 04:10:30,309 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/email_spec7_product18_true-unreach-call_true-termination.cil.c [2019-01-14 04:10:30,339 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fbf2ded7/9ab075d136a54eb788e65b0b0dbc595f/FLAG73752f133 [2019-01-14 04:10:30,535 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fbf2ded7/9ab075d136a54eb788e65b0b0dbc595f [2019-01-14 04:10:30,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 04:10:30,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 04:10:30,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 04:10:30,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 04:10:30,545 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 04:10:30,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:10:30" (1/1) ... [2019-01-14 04:10:30,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b63c17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:30, skipping insertion in model container [2019-01-14 04:10:30,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 04:10:30" (1/1) ... [2019-01-14 04:10:30,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 04:10:30,625 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 04:10:31,312 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:10:31,339 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 04:10:31,589 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 04:10:31,688 INFO L195 MainTranslator]: Completed translation [2019-01-14 04:10:31,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31 WrapperNode [2019-01-14 04:10:31,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 04:10:31,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 04:10:31,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 04:10:31,691 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 04:10:31,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 04:10:31,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 04:10:31,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 04:10:31,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 04:10:31,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (1/1) ... [2019-01-14 04:10:31,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 04:10:31,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 04:10:31,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 04:10:31,937 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 04:10:31,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (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 [2019-01-14 04:10:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-01-14 04:10:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 04:10:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-14 04:10:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 04:10:32,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 04:10:35,562 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 04:10:35,563 INFO L286 CfgBuilder]: Removed 259 assue(true) statements. [2019-01-14 04:10:35,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:10:35 BoogieIcfgContainer [2019-01-14 04:10:35,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 04:10:35,566 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 04:10:35,566 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 04:10:35,570 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 04:10:35,571 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:10:35,572 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 04:10:30" (1/3) ... [2019-01-14 04:10:35,573 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f286710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:10:35, skipping insertion in model container [2019-01-14 04:10:35,573 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:10:35,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 04:10:31" (2/3) ... [2019-01-14 04:10:35,574 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f286710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 04:10:35, skipping insertion in model container [2019-01-14 04:10:35,574 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 04:10:35,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:10:35" (3/3) ... [2019-01-14 04:10:35,577 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec7_product18_true-unreach-call_true-termination.cil.c [2019-01-14 04:10:35,636 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 04:10:35,637 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 04:10:35,637 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 04:10:35,637 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 04:10:35,638 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 04:10:35,638 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 04:10:35,638 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 04:10:35,639 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 04:10:35,639 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 04:10:35,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 395 states. [2019-01-14 04:10:35,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2019-01-14 04:10:35,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:10:35,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:10:35,742 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:10:35,743 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:10:35,743 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-14 04:10:35,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 395 states. [2019-01-14 04:10:35,757 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2019-01-14 04:10:35,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-14 04:10:35,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-14 04:10:35,761 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:10:35,761 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 04:10:35,769 INFO L794 eck$LassoCheckResult]: Stem: 241#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string0.base, #t~string0.offset, 1);call write~init~int(115, #t~string0.base, 1 + #t~string0.offset, 1);call write~init~int(10, #t~string0.base, 2 + #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 3 + #t~string0.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(30);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(9);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(21);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(9);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(25);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(25);~__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;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(44);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(44);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(11);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(19);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string59.base, #t~string59.offset, 1);call write~init~int(100, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(10, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string62.base, #t~string62.offset, 1);call write~init~int(100, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(10, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(12);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(10);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(18);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(13);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(16);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(16);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(20);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(22); 194#L-1true havoc main_#res;havoc main_#t~nondet53, main_#t~ret54, main_~retValue_acc~34, main_~tmp~6;main_~retValue_acc~34 := main_#t~nondet53;havoc main_#t~nondet53;havoc main_~tmp~6; 395#L459true havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 93#L467true main_#t~ret54 := valid_product_#res;main_~tmp~6 := main_#t~ret54;havoc main_#t~ret54; 337#L2131true assume 0 != main_~tmp~6;havoc setup_#t~nondet48, setup_#t~nondet50, setup_#t~nondet52, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.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; 5#L1535true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 258#L1541-2true 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; 190#L1100true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 84#L1106-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string47.base, #t~string47.offset;havoc setup_#t~nondet48;~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; 94#L1535-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 265#L1541-5true 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; 193#L1100-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 63#L1106-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string49.base, #t~string49.offset;havoc setup_#t~nondet50;~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; 95#L1535-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 242#L1541-8true 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; 280#L1100-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 71#L1106-8true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string51.base, #t~string51.offset;havoc setup_#t~nondet52; 23#L2118true havoc test_#t~nondet111, test_#t~nondet112, test_#t~nondet113, test_#t~nondet114, test_#t~nondet115, test_#t~nondet116, test_#t~nondet117, test_#t~nondet118, test_#t~nondet119, test_#t~nondet120, test_#t~nondet121, 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~19, test_~tmp___0~5, test_~tmp___1~3, test_~tmp___2~2, test_~tmp___3~1, test_~tmp___4~1, 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~19;havoc test_~tmp___0~5;havoc test_~tmp___1~3;havoc test_~tmp___2~2;havoc test_~tmp___3~1;havoc test_~tmp___4~1;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; 9#L2834-1true [2019-01-14 04:10:35,773 INFO L796 eck$LassoCheckResult]: Loop: 9#L2834-1true assume !false; 161#L2689true assume test_~splverifierCounter~0 < 4; 42#L2690true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 198#L2696true assume !(0 == test_~op1~0); 218#L2709true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet112;havoc test_#t~nondet112; 61#L2714true 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; 287#L1053true assume 1 == setClientAutoResponse_~handle;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value; 178#L1059-2true test_~op2~0 := 1; 9#L2834-1true [2019-01-14 04:10:35,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:10:35,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2019-01-14 04:10:35,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:10:35,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:10:35,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:10:35,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:10:35,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:10:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 04:10:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 04:10:36,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 04:10:36,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-14 04:10:36,129 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-01-14 04:10:36,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:10:36,130 INFO L82 PathProgramCache]: Analyzing trace with hash 527790547, now seen corresponding path program 1 times [2019-01-14 04:10:36,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 04:10:36,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 04:10:36,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:10:36,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 04:10:36,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 04:10:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:10:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 04:10:36,347 WARN L181 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-14 04:10:36,471 WARN L181 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-14 04:10:36,486 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 04:10:36,487 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 04:10:36,487 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 04:10:36,487 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 04:10:36,488 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-14 04:10:36,488 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 04:10:36,488 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 04:10:36,488 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 04:10:36,488 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec7_product18_true-unreach-call_true-termination.cil.c_Iteration1_Loop [2019-01-14 04:10:36,488 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 04:10:36,489 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 04:10:36,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:36,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:36,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:36,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:36,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:36,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:37,230 WARN L181 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-14 04:10:37,600 WARN L181 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-14 04:10:37,998 WARN L181 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-14 04:10:38,131 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 04:10:38,133 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 [2019-01-14 04:10:38,139 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 04:10:38,139 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-14 04:10:38,152 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-14 04:10:38,152 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_#in~value=1, ULTIMATE.start_setClientAutoResponse_~value=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_#in~value=1, ULTIMATE.start_setClientAutoResponse_~value=1} 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 04:10:38,198 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-14 04:10:38,198 INFO L163 nArgumentSynthesizer]: Using integer mode. 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) [2019-01-14 04:10:38,273 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-14 04:10:38,273 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 [2019-01-14 04:10:38,325 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-14 04:10:38,327 INFO L216 LassoAnalysis]: Preferences: [2019-01-14 04:10:38,327 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-14 04:10:38,327 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-14 04:10:38,328 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-14 04:10:38,328 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-14 04:10:38,328 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-14 04:10:38,328 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-14 04:10:38,328 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-14 04:10:38,328 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec7_product18_true-unreach-call_true-termination.cil.c_Iteration1_Loop [2019-01-14 04:10:38,329 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-14 04:10:38,329 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-14 04:10:38,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:38,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:38,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:38,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:38,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:38,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-14 04:10:39,114 WARN L181 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-01-14 04:10:39,242 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-14 04:10:39,276 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-14 04:10:39,281 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-14 04:10:39,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-01-14 04:10:39,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-14 04:10:39,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-14 04:10:39,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-14 04:10:39,285 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-14 04:10:39,285 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-14 04:10:39,288 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-14 04:10:39,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-14 04:10:39,294 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-01-14 04:10:39,299 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-01-14 04:10:39,299 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-01-14 04:10:39,302 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-01-14 04:10:39,302 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-01-14 04:10:39,303 INFO L518 LassoAnalysis]: Proved termination. [2019-01-14 04:10:39,303 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2019-01-14 04:10:39,306 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-01-14 04:10:39,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 04:10:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 04:10:39,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 04:10:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 04:10:39,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 04:10:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 04:10:40,029 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 [2019-01-14 04:10:40,031 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 395 states. Second operand 5 states. [2019-01-14 04:10:40,309 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 395 states.. Second operand 5 states. Result 919 states and 1592 transitions. Complement of second has 7 states. [2019-01-14 04:10:40,310 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 [2019-01-14 04:10:40,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-01-14 04:10:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 949 transitions. [2019-01-14 04:10:40,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 949 transitions. Stem has 18 letters. Loop has 8 letters. [2019-01-14 04:10:40,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 04:10:40,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 949 transitions. Stem has 26 letters. Loop has 8 letters. [2019-01-14 04:10:40,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 04:10:40,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 949 transitions. Stem has 18 letters. Loop has 16 letters. [2019-01-14 04:10:40,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-14 04:10:40,322 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 919 states and 1592 transitions. [2019-01-14 04:10:40,336 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 04:10:40,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 919 states to 0 states and 0 transitions. [2019-01-14 04:10:40,340 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-14 04:10:40,341 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-14 04:10:40,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-14 04:10:40,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-14 04:10:40,342 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 04:10:40,342 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 04:10:40,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 04:10:40,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 04:10:40,349 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-01-14 04:10:40,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 04:10:40,353 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-01-14 04:10:40,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-14 04:10:40,353 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-01-14 04:10:40,355 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 04:10:40,355 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-01-14 04:10:40,355 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-14 04:10:40,355 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-14 04:10:40,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-14 04:10:40,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-14 04:10:40,355 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 04:10:40,355 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 04:10:40,356 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 04:10:40,356 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-14 04:10:40,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-01-14 04:10:40,356 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 04:10:40,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-14 04:10:40,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 04:10:40 BoogieIcfgContainer [2019-01-14 04:10:40,367 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 04:10:40,367 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 04:10:40,367 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 04:10:40,368 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 04:10:40,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 04:10:35" (3/4) ... [2019-01-14 04:10:40,374 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 04:10:40,374 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 04:10:40,376 INFO L168 Benchmark]: Toolchain (without parser) took 9835.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2019-01-14 04:10:40,377 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-14 04:10:40,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1147.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. [2019-01-14 04:10:40,379 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.24 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-14 04:10:40,381 INFO L168 Benchmark]: Boogie Preprocessor took 113.16 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-14 04:10:40,381 INFO L168 Benchmark]: RCFGBuilder took 3628.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.0 MB in the end (delta: 176.5 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. [2019-01-14 04:10:40,383 INFO L168 Benchmark]: BuchiAutomizer took 4801.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 890.0 MB in the beginning and 1.1 GB in the end (delta: -218.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:10:40,383 INFO L168 Benchmark]: Witness Printer took 6.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 04:10:40,389 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 1147.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -134.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 132.24 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.16 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3628.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.0 MB in the end (delta: 176.5 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4801.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 86.0 MB). Free memory was 890.0 MB in the beginning and 1.1 GB in the end (delta: -218.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 6.80 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program 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 4.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.9s. 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: 688 SDtfs, 688 SDslu, 1272 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...