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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:29:18,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:29:18,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:29:18,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:29:18,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:29:18,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:29:18,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:29:18,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:29:18,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:29:18,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:29:18,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:29:18,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:29:18,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:29:18,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:29:18,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:29:18,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:29:18,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:29:18,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:29:18,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:29:18,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:29:18,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:29:18,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:29:18,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:29:18,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:29:18,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:29:18,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:29:18,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:29:18,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:29:18,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:29:18,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:29:18,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:29:18,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:29:18,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:29:18,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:29:18,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:29:18,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:29:18,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:29:18,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:29:18,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:29:18,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:29:18,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:29:18,785 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 [2019-09-20 19:29:18,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:29:18,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:29:18,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:29:18,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:29:18,805 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:29:18,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:29:18,806 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:29:18,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:29:18,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:29:18,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:29:18,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:29:18,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:29:18,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:29:18,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:29:18,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:29:18,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:29:18,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:29:18,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:29:18,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:29:18,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:29:18,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:29:18,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:29:18,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:29:18,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:29:18,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:29:18,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:29:18,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:29:18,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:29:18,812 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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 [2019-09-20 19:29:18,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:29:18,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:29:18,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:29:18,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:29:18,886 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:29:18,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2019-09-20 19:29:18,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec7e7ca1/c0a967d856e44ffa979191171b57c07e/FLAGe00507174 [2019-09-20 19:29:19,516 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:29:19,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2019-09-20 19:29:19,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec7e7ca1/c0a967d856e44ffa979191171b57c07e/FLAGe00507174 [2019-09-20 19:29:19,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec7e7ca1/c0a967d856e44ffa979191171b57c07e [2019-09-20 19:29:19,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:29:19,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:29:19,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:29:19,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:29:19,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:29:19,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:29:19" (1/1) ... [2019-09-20 19:29:19,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72966280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:19, skipping insertion in model container [2019-09-20 19:29:19,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:29:19" (1/1) ... [2019-09-20 19:29:19,819 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:29:19,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:29:20,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:29:20,580 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:29:20,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:29:20,822 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:29:20,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20 WrapperNode [2019-09-20 19:29:20,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:29:20,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:29:20,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:29:20,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:29:20,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (1/1) ... [2019-09-20 19:29:20,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:29:20,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:29:20,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:29:20,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:29:20,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:29:20" (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 [2019-09-20 19:29:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:29:21,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:29:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:29:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:29:21,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:29:21,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:29:21,072 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:29:21,072 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:29:21,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-20 19:29:21,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-20 19:29:21,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-20 19:29:21,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-20 19:29:21,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-20 19:29:21,074 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:29:21,074 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:29:21,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-09-20 19:29:21,077 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-09-20 19:29:21,077 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-20 19:29:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-20 19:29:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-20 19:29:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-20 19:29:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-20 19:29:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-20 19:29:21,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-20 19:29:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-20 19:29:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-20 19:29:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-20 19:29:21,080 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-20 19:29:21,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-20 19:29:21,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-20 19:29:21,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-20 19:29:21,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-20 19:29:21,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:29:21,082 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-20 19:29:21,083 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-20 19:29:21,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-20 19:29:21,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-20 19:29:21,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-20 19:29:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-20 19:29:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-20 19:29:21,088 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-20 19:29:21,088 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Base [2019-09-20 19:29:21,088 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-20 19:29:21,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-20 19:29:21,089 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-09-20 19:29:21,089 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-20 19:29:21,089 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-20 19:29:21,090 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-09-20 19:29:21,091 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-09-20 19:29:21,092 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:29:21,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:29:21,094 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-20 19:29:21,095 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-20 19:29:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-20 19:29:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-20 19:29:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-20 19:29:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-20 19:29:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-20 19:29:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-20 19:29:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-20 19:29:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:29:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:29:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:29:21,099 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-20 19:29:21,100 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-20 19:29:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-20 19:29:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-20 19:29:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-20 19:29:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-20 19:29:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-20 19:29:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-20 19:29:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-20 19:29:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-20 19:29:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-20 19:29:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-20 19:29:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-20 19:29:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-20 19:29:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-20 19:29:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-20 19:29:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-20 19:29:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-20 19:29:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-20 19:29:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-20 19:29:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-20 19:29:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:29:21,118 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:29:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:29:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:29:21,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:29:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:29:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:29:21,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:29:21,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-20 19:29:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-20 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-20 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-20 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-20 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-20 19:29:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-20 19:29:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-20 19:29:21,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-20 19:29:21,126 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-20 19:29:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-20 19:29:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-20 19:29:21,127 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Base [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-09-20 19:29:21,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:29:21,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:29:21,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:29:23,693 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:29:23,693 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 19:29:23,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:29:23 BoogieIcfgContainer [2019-09-20 19:29:23,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:29:23,696 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:29:23,696 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:29:23,696 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:29:23,697 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:29:23" (1/1) ... [2019-09-20 19:29:23,698 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-20 19:29:23,727 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:29:23,731 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:29:23,751 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:29:23,764 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:29:23,765 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:29:24,288 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 19:29:24,627 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2019-09-20 19:29:24,753 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 19:29:24,944 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-20 19:29:25,234 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2019-09-20 19:29:25,563 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:29:25,952 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 92 [2019-09-20 19:29:26,263 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2019-09-20 19:29:27,223 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 155 [2019-09-20 19:29:27,935 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 150 [2019-09-20 19:29:28,880 WARN L191 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 163 [2019-09-20 19:29:29,048 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 19:29:29,854 WARN L191 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 162 [2019-09-20 19:29:31,139 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 226 DAG size of output: 176 [2019-09-20 19:29:32,086 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 171 [2019-09-20 19:29:32,336 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 19:29:33,714 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 251 DAG size of output: 184 [2019-09-20 19:29:34,772 WARN L191 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 181 [2019-09-20 19:29:35,033 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-20 19:29:36,329 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 312 DAG size of output: 194 [2019-09-20 19:29:36,532 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:29:37,618 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 236 DAG size of output: 195 [2019-09-20 19:29:38,012 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:29:39,965 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 314 DAG size of output: 208 [2019-09-20 19:29:41,273 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 235 DAG size of output: 205 [2019-09-20 19:29:41,818 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:29:44,183 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 347 DAG size of output: 218 [2019-09-20 19:29:45,671 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 264 DAG size of output: 217 [2019-09-20 19:29:46,357 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-20 19:29:49,332 WARN L191 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 414 DAG size of output: 230 [2019-09-20 19:29:49,629 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:29:51,173 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 275 DAG size of output: 233 [2019-09-20 19:29:51,988 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2019-09-20 19:29:55,611 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 461 DAG size of output: 247 [2019-09-20 19:29:57,361 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 288 DAG size of output: 242 [2019-09-20 19:29:58,457 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2019-09-20 19:30:02,812 WARN L191 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 497 DAG size of output: 255 [2019-09-20 19:30:03,126 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 118