java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:55:50,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:55:50,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:55:50,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:55:50,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:55:50,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:55:50,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:55:50,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:55:50,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:55:50,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:55:50,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:55:50,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:55:50,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:55:50,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:55:50,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:55:50,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:55:50,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:55:50,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:55:50,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:55:50,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:55:50,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:55:50,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:55:50,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:55:50,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:55:50,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:55:50,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:55:50,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:55:50,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:55:50,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:55:50,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:55:50,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:55:50,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:55:50,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:55:50,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:55:50,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:55:50,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:55:50,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:55:50,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:55:50,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:55:50,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:55:50,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:55:50,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 16:55:50,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:55:50,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:55:50,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:55:50,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:55:50,349 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:55:50,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:55:50,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:55:50,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:55:50,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:55:50,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:55:50,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:55:50,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:55:50,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:55:50,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:55:50,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:55:50,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:55:50,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:55:50,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:55:50,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:55:50,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:55:50,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:55:50,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:55:50,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:55:50,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:55:50,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:55:50,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:55:50,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:55:50,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:55:50,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 16:55:50,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:55:50,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:55:50,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:55:50,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:55:50,413 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:55:50,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2019-09-17 16:55:50,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05c281ede/7db96000af194b01b517b0e3a70a0ccd/FLAGa30d01f5e [2019-09-17 16:55:51,059 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:55:51,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product36.cil.c [2019-09-17 16:55:51,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05c281ede/7db96000af194b01b517b0e3a70a0ccd/FLAGa30d01f5e [2019-09-17 16:55:51,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05c281ede/7db96000af194b01b517b0e3a70a0ccd [2019-09-17 16:55:51,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:55:51,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:55:51,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:55:51,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:55:51,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:55:51,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:55:51" (1/1) ... [2019-09-17 16:55:51,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42325885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:51, skipping insertion in model container [2019-09-17 16:55:51,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:55:51" (1/1) ... [2019-09-17 16:55:51,356 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:55:51,438 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:55:52,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:55:52,109 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:55:52,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:55:52,304 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:55:52,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52 WrapperNode [2019-09-17 16:55:52,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:55:52,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:55:52,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:55:52,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:55:52,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:55:52,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:55:52,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:55:52,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:55:52,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:55:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:55:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:55:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 16:55:52,571 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 16:55:52,572 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 16:55:52,573 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 16:55:52,573 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 16:55:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 16:55:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 16:55:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 16:55:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 16:55:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 16:55:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 16:55:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-17 16:55:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 16:55:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-17 16:55:52,578 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-17 16:55:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-17 16:55:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-17 16:55:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-17 16:55:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-17 16:55:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-17 16:55:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-17 16:55:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-17 16:55:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-17 16:55:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-17 16:55:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-17 16:55:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-17 16:55:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-17 16:55:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-17 16:55:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-17 16:55:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-17 16:55:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-17 16:55:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-17 16:55:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-17 16:55:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-17 16:55:52,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-17 16:55:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-17 16:55:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-17 16:55:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-17 16:55:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-17 16:55:52,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-17 16:55:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-17 16:55:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-17 16:55:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-17 16:55:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-17 16:55:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-17 16:55:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-17 16:55:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-17 16:55:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-09-17 16:55:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-17 16:55:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-17 16:55:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2019-09-17 16:55:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-09-17 16:55:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-17 16:55:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-17 16:55:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-17 16:55:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-17 16:55:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-17 16:55:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-17 16:55:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-17 16:55:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-09-17 16:55:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-09-17 16:55:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-09-17 16:55:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-17 16:55:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-17 16:55:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-17 16:55:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-17 16:55:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-17 16:55:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-17 16:55:52,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-17 16:55:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-17 16:55:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-17 16:55:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-17 16:55:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-17 16:55:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-17 16:55:52,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-17 16:55:52,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-17 16:55:52,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-17 16:55:52,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-17 16:55:52,595 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-09-17 16:55:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 16:55:52,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-17 16:55:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-17 16:55:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-17 16:55:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-17 16:55:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-17 16:55:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 16:55:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:55:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-09-17 16:55:52,600 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-09-17 16:55:52,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-09-17 16:55:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:55:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 16:55:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 16:55:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 16:55:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 16:55:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 16:55:52,602 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 16:55:52,602 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 16:55:52,602 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 16:55:52,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 16:55:52,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 16:55:52,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 16:55:52,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:55:52,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 16:55:52,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 16:55:52,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:55:52,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 16:55:52,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 16:55:52,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:55:52,605 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 16:55:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 16:55:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:55:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 16:55:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 16:55:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-17 16:55:52,608 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 16:55:52,608 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-17 16:55:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-17 16:55:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-17 16:55:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-17 16:55:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-17 16:55:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-17 16:55:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-17 16:55:52,610 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-17 16:55:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-17 16:55:52,611 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-17 16:55:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-17 16:55:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-17 16:55:52,615 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-17 16:55:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-17 16:55:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-17 16:55:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-17 16:55:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-17 16:55:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-17 16:55:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-17 16:55:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-17 16:55:52,618 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-17 16:55:52,625 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-17 16:55:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-17 16:55:52,626 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-17 16:55:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-17 16:55:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-17 16:55:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-17 16:55:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-17 16:55:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-17 16:55:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-17 16:55:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-17 16:55:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-17 16:55:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-17 16:55:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-17 16:55:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-17 16:55:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-17 16:55:52,630 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-17 16:55:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-17 16:55:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-17 16:55:52,631 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-17 16:55:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-17 16:55:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-17 16:55:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-17 16:55:52,632 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-17 16:55:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-17 16:55:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-17 16:55:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-17 16:55:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-17 16:55:52,633 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-17 16:55:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-09-17 16:55:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-09-17 16:55:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-09-17 16:55:52,634 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-17 16:55:52,635 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-17 16:55:52,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-17 16:55:52,636 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-17 16:55:52,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-17 16:55:52,636 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-17 16:55:52,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-17 16:55:52,637 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-17 16:55:52,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-17 16:55:52,637 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-17 16:55:52,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-17 16:55:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-17 16:55:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-17 16:55:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-17 16:55:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-17 16:55:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-17 16:55:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 16:55:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:55:57,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:55:57,200 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 16:55:57,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:55:57 BoogieIcfgContainer [2019-09-17 16:55:57,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:55:57,202 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:55:57,202 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:55:57,202 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:55:57,203 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:55:57" (1/1) ... [2019-09-17 16:55:57,204 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 16:55:57,233 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:55:57,233 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:55:57,243 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:55:57,255 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:55:57,256 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:56:51,898 WARN L191 SmtUtils]: Spent 34.76 s on a formula simplification that was a NOOP. DAG size: 582 [2019-09-17 16:56:54,969 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 267 DAG size of output: 217 [2019-09-17 16:57:03,196 WARN L191 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 620 DAG size of output: 562 [2019-09-17 16:57:07,081 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification that was a NOOP. DAG size: 562 [2019-09-17 16:57:10,895 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification that was a NOOP. DAG size: 562 [2019-09-17 16:57:13,907 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-17 16:57:29,614 WARN L191 SmtUtils]: Spent 15.70 s on a formula simplification. DAG size of input: 844 DAG size of output: 618 [2019-09-17 16:57:29,646 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 698 for LOIs [2019-09-17 16:57:30,231 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 683 for LOIs [2019-09-17 16:57:37,193 WARN L191 SmtUtils]: Spent 6.76 s on a formula simplification that was a NOOP. DAG size: 715 [2019-09-17 16:57:44,056 WARN L191 SmtUtils]: Spent 6.86 s on a formula simplification that was a NOOP. DAG size: 715 [2019-09-17 16:57:49,085 WARN L191 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 566 [2019-09-17 16:58:10,521 WARN L191 SmtUtils]: Spent 21.43 s on a formula simplification. DAG size of input: 971 DAG size of output: 739 [2019-09-17 16:58:27,868 WARN L191 SmtUtils]: Spent 17.32 s on a formula simplification that was a NOOP. DAG size: 780 [2019-09-17 16:58:45,226 WARN L191 SmtUtils]: Spent 17.36 s on a formula simplification that was a NOOP. DAG size: 780 [2019-09-17 16:59:38,239 WARN L191 SmtUtils]: Spent 52.99 s on a formula simplification. DAG size of input: 974 DAG size of output: 810 [2019-09-17 16:59:56,557 WARN L191 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 800 DAG size of output: 793 [2019-09-17 17:00:05,614 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification that was a NOOP. DAG size: 793 [2019-09-17 17:00:10,671 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 566 [2019-09-17 17:00:31,834 WARN L191 SmtUtils]: Spent 21.16 s on a formula simplification. DAG size of input: 897 DAG size of output: 797 [2019-09-17 17:01:23,554 WARN L191 SmtUtils]: Spent 51.50 s on a formula simplification. DAG size of input: 823 DAG size of output: 817 [2019-09-17 17:01:40,247 WARN L191 SmtUtils]: Spent 16.69 s on a formula simplification that was a NOOP. DAG size: 817 [2019-09-17 17:01:55,067 WARN L191 SmtUtils]: Spent 14.79 s on a formula simplification that was a NOOP. DAG size: 578 [2019-09-17 17:02:42,873 WARN L191 SmtUtils]: Spent 47.80 s on a formula simplification. DAG size of input: 920 DAG size of output: 860 [2019-09-17 17:03:32,034 WARN L191 SmtUtils]: Spent 49.16 s on a formula simplification. DAG size of input: 823 DAG size of output: 817 [2019-09-17 17:03:47,991 WARN L191 SmtUtils]: Spent 15.96 s on a formula simplification that was a NOOP. DAG size: 817 [2019-09-17 17:04:02,271 WARN L191 SmtUtils]: Spent 14.28 s on a formula simplification that was a NOOP. DAG size: 578 [2019-09-17 17:04:49,425 WARN L191 SmtUtils]: Spent 47.15 s on a formula simplification. DAG size of input: 920 DAG size of output: 860 [2019-09-17 17:05:38,361 WARN L191 SmtUtils]: Spent 48.93 s on a formula simplification. DAG size of input: 823 DAG size of output: 817 [2019-09-17 17:05:54,395 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification that was a NOOP. DAG size: 817 [2019-09-17 17:06:08,598 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification that was a NOOP. DAG size: 578 [2019-09-17 17:06:56,016 WARN L191 SmtUtils]: Spent 47.42 s on a formula simplification. DAG size of input: 920 DAG size of output: 860 [2019-09-17 17:07:44,925 WARN L191 SmtUtils]: Spent 48.91 s on a formula simplification. DAG size of input: 823 DAG size of output: 817 [2019-09-17 17:08:00,980 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification that was a NOOP. DAG size: 817 [2019-09-17 17:08:15,296 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification that was a NOOP. DAG size: 578