./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/email_spec1_product33_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa 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_spec1_product33_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 d32220fceacecebaa5db7cb0ef53bc112418ed34 ................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 23:27:17,407 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 23:27:17,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 23:27:17,422 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 23:27:17,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 23:27:17,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 23:27:17,426 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 23:27:17,428 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 23:27:17,429 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 23:27:17,430 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 23:27:17,431 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 23:27:17,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 23:27:17,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 23:27:17,434 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 23:27:17,435 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 23:27:17,436 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 23:27:17,438 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 23:27:17,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 23:27:17,442 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 23:27:17,444 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 23:27:17,445 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 23:27:17,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 23:27:17,449 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 23:27:17,449 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 23:27:17,450 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 23:27:17,451 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 23:27:17,452 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 23:27:17,453 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 23:27:17,454 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 23:27:17,455 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 23:27:17,455 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 23:27:17,456 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 23:27:17,456 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 23:27:17,456 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 23:27:17,457 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 23:27:17,458 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 23:27:17,458 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 23:27:17,482 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 23:27:17,485 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 23:27:17,488 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 23:27:17,489 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 23:27:17,489 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 23:27:17,489 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 23:27:17,490 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 23:27:17,490 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 23:27:17,490 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 23:27:17,490 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 23:27:17,490 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 23:27:17,490 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 23:27:17,491 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 23:27:17,494 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 23:27:17,494 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 23:27:17,494 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 23:27:17,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 23:27:17,494 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 23:27:17,495 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 23:27:17,495 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 23:27:17,495 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 23:27:17,495 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 23:27:17,495 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 23:27:17,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 23:27:17,496 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 23:27:17,496 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 23:27:17,500 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 23:27:17,502 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 -> d32220fceacecebaa5db7cb0ef53bc112418ed34 [2019-01-01 23:27:17,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 23:27:17,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 23:27:17,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 23:27:17,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 23:27:17,563 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 23:27:17,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/email_spec1_product33_false-unreach-call_true-termination.cil.c [2019-01-01 23:27:17,633 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458c464a8/ce2f35828039400b89528b7b7e4d903c/FLAG15aace643 [2019-01-01 23:27:18,343 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 23:27:18,344 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/email_spec1_product33_false-unreach-call_true-termination.cil.c [2019-01-01 23:27:18,372 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458c464a8/ce2f35828039400b89528b7b7e4d903c/FLAG15aace643 [2019-01-01 23:27:18,506 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/458c464a8/ce2f35828039400b89528b7b7e4d903c [2019-01-01 23:27:18,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 23:27:18,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 23:27:18,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 23:27:18,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 23:27:18,517 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 23:27:18,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:27:18" (1/1) ... [2019-01-01 23:27:18,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7619eddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:18, skipping insertion in model container [2019-01-01 23:27:18,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 11:27:18" (1/1) ... [2019-01-01 23:27:18,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 23:27:18,635 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 23:27:19,338 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:27:19,378 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 23:27:19,637 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 23:27:19,762 INFO L195 MainTranslator]: Completed translation [2019-01-01 23:27:19,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19 WrapperNode [2019-01-01 23:27:19,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 23:27:19,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 23:27:19,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 23:27:19,764 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 23:27:19,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:19,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:19,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 23:27:19,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 23:27:19,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 23:27:19,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 23:27:19,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:19,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (1/1) ... [2019-01-01 23:27:20,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 23:27:20,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 23:27:20,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 23:27:20,138 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 23:27:20,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (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 [2019-01-01 23:27:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-01-01 23:27:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 23:27:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-01 23:27:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 23:27:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 23:27:23,488 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 23:27:23,488 INFO L280 CfgBuilder]: Removed 403 assue(true) statements. [2019-01-01 23:27:23,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:27:23 BoogieIcfgContainer [2019-01-01 23:27:23,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 23:27:23,490 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 23:27:23,490 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 23:27:23,493 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 23:27:23,494 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:27:23,494 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 11:27:18" (1/3) ... [2019-01-01 23:27:23,496 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@588b4596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:27:23, skipping insertion in model container [2019-01-01 23:27:23,496 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:27:23,496 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 11:27:19" (2/3) ... [2019-01-01 23:27:23,496 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@588b4596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 11:27:23, skipping insertion in model container [2019-01-01 23:27:23,497 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 23:27:23,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:27:23" (3/3) ... [2019-01-01 23:27:23,498 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec1_product33_false-unreach-call_true-termination.cil.c [2019-01-01 23:27:23,566 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 23:27:23,567 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 23:27:23,567 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 23:27:23,567 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 23:27:23,567 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 23:27:23,567 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 23:27:23,568 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 23:27:23,568 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 23:27:23,568 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 23:27:23,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 591 states. [2019-01-01 23:27:23,675 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2019-01-01 23:27:23,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:27:23,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:27:23,687 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:27:23,687 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:27:23,687 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2019-01-01 23:27:23,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 591 states. [2019-01-01 23:27:23,706 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2019-01-01 23:27:23,706 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-01-01 23:27:23,707 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-01-01 23:27:23,709 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:27:23,709 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 23:27:23,717 INFO L794 eck$LassoCheckResult]: Stem: 354#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);~__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;call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(10);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(10);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(18);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(16);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(13);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(16);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(10);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(16);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(20);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(22);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(21);~mail_is_sensitive~0 := -1;call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(13);~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(44);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(9);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(9);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(11);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(19);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string132.base, #t~string132.offset, 1);call write~init~int(100, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(10, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string135.base, #t~string135.offset, 1);call write~init~int(100, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(10, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.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; 263#L-1true havoc main_#res;havoc main_#t~ret127, main_~retValue_acc~32, main_~tmp~24;havoc main_~retValue_acc~32;havoc main_~tmp~24; 528#L845true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 115#L853true main_#t~ret127 := valid_product_#res;main_~tmp~24 := main_#t~ret127;havoc main_#t~ret127; 505#L2508true assume 0 != main_~tmp~24;havoc setup_#t~nondet122, setup_#t~nondet124, setup_#t~nondet126, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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_tmp3~2.base, setup_~__cil_tmp3~2.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; 126#L2350true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 355#L2356-2true 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; 402#L1915true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 116#L1921-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string121.base, #t~string121.offset;havoc setup_#t~nondet122;~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; 132#L2350-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 364#L2356-5true 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; 387#L1915-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 95#L1921-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string123.base, #t~string123.offset;havoc setup_#t~nondet124;~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; 133#L2350-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 341#L2356-8true 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; 390#L1915-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 77#L1921-8true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string125.base, #t~string125.offset;havoc setup_#t~nondet126; 471#L2495true havoc test_#t~nondet66, test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, test_#t~nondet75, test_#t~nondet76, 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~8, test_~tmp___0~3, test_~tmp___1~1, 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~8;havoc test_~tmp___0~3;havoc test_~tmp___1~1;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; 589#L789-1true [2019-01-01 23:27:23,717 INFO L796 eck$LassoCheckResult]: Loop: 589#L789-1true assume !false; 227#L641true assume test_~splverifierCounter~0 < 4; 58#L642true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 268#L648true assume !(0 == test_~op1~0); 296#L661true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet67;havoc test_#t~nondet67; 96#L666true 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; 422#L1868true assume 1 == setClientAutoResponse_~handle;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value; 243#L1874-2true test_~op2~0 := 1; 589#L789-1true [2019-01-01 23:27:23,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:27:23,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2019-01-01 23:27:23,726 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:27:23,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:27:23,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:27:23,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:27:23,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:27:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:27:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 23:27:24,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 23:27:24,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-01 23:27:24,183 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-01-01 23:27:24,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:27:24,184 INFO L82 PathProgramCache]: Analyzing trace with hash 527790547, now seen corresponding path program 1 times [2019-01-01 23:27:24,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 23:27:24,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 23:27:24,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:27:24,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 23:27:24,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 23:27:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:27:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 23:27:24,621 WARN L181 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-01 23:27:24,732 WARN L181 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2019-01-01 23:27:24,744 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:27:24,746 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:27:24,746 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:27:24,746 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:27:24,746 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-01-01 23:27:24,746 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:27:24,746 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:27:24,747 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:27:24,747 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec1_product33_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2019-01-01 23:27:24,747 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:27:24,747 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:27:24,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:24,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:24,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:24,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:24,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:24,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,074 WARN L181 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-01 23:27:25,186 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-01 23:27:25,403 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:27:25,404 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 [2019-01-01 23:27:25,415 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:27:25,415 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:27:25,433 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2019-01-01 23:27:25,433 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) [2019-01-01 23:27:25,488 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-01-01 23:27:25,488 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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:27:25,655 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-01-01 23:27:25,655 INFO L163 nArgumentSynthesizer]: Using integer mode. [2019-01-01 23:27:25,737 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-01-01 23:27:25,740 INFO L216 LassoAnalysis]: Preferences: [2019-01-01 23:27:25,740 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-01-01 23:27:25,740 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-01-01 23:27:25,740 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-01-01 23:27:25,740 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-01-01 23:27:25,740 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 23:27:25,741 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-01-01 23:27:25,741 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-01-01 23:27:25,741 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec1_product33_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2019-01-01 23:27:25,741 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-01-01 23:27:25,741 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2019-01-01 23:27:25,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:25,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-01-01 23:27:26,217 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-01-01 23:27:26,350 WARN L181 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-01 23:27:26,497 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-01-01 23:27:26,742 INFO L300 LassoAnalysis]: Preprocessing complete. [2019-01-01 23:27:26,747 INFO L497 LassoAnalysis]: Using template 'affine'. [2019-01-01 23:27:26,749 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 [2019-01-01 23:27:26,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2019-01-01 23:27:26,750 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-01-01 23:27:26,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2019-01-01 23:27:26,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2019-01-01 23:27:26,752 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2019-01-01 23:27:26,754 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-01-01 23:27:26,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-01-01 23:27:26,759 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-01-01 23:27:26,763 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-01-01 23:27:26,763 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-01-01 23:27:26,766 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-01-01 23:27:26,766 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-01-01 23:27:26,767 INFO L518 LassoAnalysis]: Proved termination. [2019-01-01 23:27:26,767 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2019-01-01 23:27:26,768 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-01-01 23:27:26,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 23:27:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:27:26,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:27:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 23:27:27,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 23:27:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 23:27:27,417 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 [2019-01-01 23:27:27,419 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 591 states. Second operand 5 states. [2019-01-01 23:27:27,750 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 591 states.. Second operand 5 states. Result 1503 states and 2572 transitions. Complement of second has 7 states. [2019-01-01 23:27:27,750 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 [2019-01-01 23:27:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-01-01 23:27:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1600 transitions. [2019-01-01 23:27:27,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1600 transitions. Stem has 18 letters. Loop has 8 letters. [2019-01-01 23:27:27,759 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:27:27,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1600 transitions. Stem has 26 letters. Loop has 8 letters. [2019-01-01 23:27:27,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:27:27,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1600 transitions. Stem has 18 letters. Loop has 16 letters. [2019-01-01 23:27:27,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-01-01 23:27:27,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1503 states and 2572 transitions. [2019-01-01 23:27:27,790 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:27:27,793 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1503 states to 0 states and 0 transitions. [2019-01-01 23:27:27,794 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-01 23:27:27,795 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-01 23:27:27,795 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-01 23:27:27,795 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-01 23:27:27,795 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:27:27,796 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:27:27,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 23:27:27,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 23:27:27,801 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-01-01 23:27:27,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 23:27:27,805 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-01-01 23:27:27,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-01 23:27:27,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-01-01 23:27:27,806 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:27:27,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-01-01 23:27:27,806 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-01-01 23:27:27,806 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-01-01 23:27:27,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-01-01 23:27:27,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-01-01 23:27:27,806 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:27:27,807 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:27:27,807 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-01 23:27:27,807 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2019-01-01 23:27:27,807 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-01-01 23:27:27,807 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 23:27:27,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-01 23:27:27,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 11:27:27 BoogieIcfgContainer [2019-01-01 23:27:27,816 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 23:27:27,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 23:27:27,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 23:27:27,816 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 23:27:27,817 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 11:27:23" (3/4) ... [2019-01-01 23:27:27,822 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 23:27:27,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 23:27:27,823 INFO L168 Benchmark]: Toolchain (without parser) took 9313.00 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 133.1 MB. Max. memory is 11.5 GB. [2019-01-01 23:27:27,824 INFO L168 Benchmark]: CDTParser took 0.17 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. [2019-01-01 23:27:27,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1250.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. [2019-01-01 23:27:27,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.13 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-01 23:27:27,827 INFO L168 Benchmark]: Boogie Preprocessor took 163.18 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-01-01 23:27:27,829 INFO L168 Benchmark]: RCFGBuilder took 3354.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.3 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. [2019-01-01 23:27:27,830 INFO L168 Benchmark]: BuchiAutomizer took 4325.98 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.2 MB). Free memory was 836.3 MB in the beginning and 1.1 GB in the end (delta: -227.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:27:27,831 INFO L168 Benchmark]: Witness Printer took 6.22 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 23:27:27,837 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 1250.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 56.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 207.13 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 163.18 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3354.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.3 MB in the end (delta: 235.8 MB). Peak memory consumption was 235.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4325.98 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.2 MB). Free memory was 836.3 MB in the beginning and 1.1 GB in the end (delta: -227.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 6.22 ms. Allocated memory is still 1.3 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 4.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. 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: 1017 SDtfs, 1017 SDslu, 1930 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: 18ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...