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_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:55:51,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:55:51,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:55:51,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:55:51,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:55:51,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:55:51,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:55:51,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:55:51,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:55:51,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:55:51,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:55:51,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:55:51,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:55:51,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:55:51,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:55:51,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:55:51,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:55:51,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:55:51,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:55:51,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:55:51,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:55:51,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:55:51,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:55:51,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:55:51,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:55:51,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:55:51,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:55:51,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:55:51,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:55:51,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:55:51,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:55:51,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:55:51,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:55:51,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:55:51,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:55:51,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:55:51,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:55:51,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:55:51,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:55:51,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:55:51,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:55:51,839 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 16:55:51,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:55:51,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:55:51,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:55:51,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:55:51,862 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:55:51,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:55:51,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:55:51,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:55:51,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:55:51,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:55:51,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:55:51,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:55:51,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:55:51,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:55:51,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:55:51,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:55:51,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:55:51,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:55:51,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:55:51,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:55:51,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:55:51,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:55:51,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:55:51,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:55:51,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:55:51,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:55:51,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:55:51,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:55:51,869 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 16:55:51,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:55:51,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:55:51,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:55:51,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:55:51,946 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:55:51,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2019-09-17 16:55:52,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bf804881/b84f927194664f0e966e3edf4fab84fa/FLAG5a9333295 [2019-09-17 16:55:52,568 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:55:52,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2019-09-17 16:55:52,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bf804881/b84f927194664f0e966e3edf4fab84fa/FLAG5a9333295 [2019-09-17 16:55:52,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bf804881/b84f927194664f0e966e3edf4fab84fa [2019-09-17 16:55:52,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:55:52,845 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:55:52,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:55:52,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:55:52,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:55:52,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a928e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:52, skipping insertion in model container [2019-09-17 16:55:52,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:55:52" (1/1) ... [2019-09-17 16:55:52,859 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:55:52,926 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:55:53,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:55:53,587 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:55:53,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:55:53,766 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:55:53,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53 WrapperNode [2019-09-17 16:55:53,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:55:53,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:55:53,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:55:53,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:55:53,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (1/1) ... [2019-09-17 16:55:53,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:55:53,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:55:53,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:55:53,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:55:53,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:55:53" (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 16:55:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:55:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:55:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 16:55:54,064 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-17 16:55:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-17 16:55:54,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-17 16:55:54,066 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-17 16:55:54,066 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-17 16:55:54,066 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 16:55:54,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:55:54,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-09-17 16:55:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 16:55:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 16:55:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 16:55:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 16:55:54,069 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 16:55:54,071 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-17 16:55:54,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-17 16:55:54,071 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-17 16:55:54,071 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-17 16:55:54,071 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-17 16:55:54,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-17 16:55:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-17 16:55:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-17 16:55:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-17 16:55:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-17 16:55:54,073 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-17 16:55:54,074 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-17 16:55:54,074 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-17 16:55:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-17 16:55:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-17 16:55:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-17 16:55:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-17 16:55:54,076 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-17 16:55:54,076 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-17 16:55:54,076 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2019-09-17 16:55:54,076 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-17 16:55:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-09-17 16:55:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-09-17 16:55:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 16:55:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-17 16:55:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 16:55:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 16:55:54,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 16:55:54,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 16:55:54,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 16:55:54,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 16:55:54,079 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-17 16:55:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-17 16:55:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-17 16:55:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-17 16:55:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-17 16:55:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-17 16:55:54,081 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-17 16:55:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-17 16:55:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-17 16:55:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-17 16:55:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-17 16:55:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-17 16:55:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-17 16:55:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-17 16:55:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-17 16:55:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-17 16:55:54,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-17 16:55:54,086 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-17 16:55:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-17 16:55:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-17 16:55:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-17 16:55:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-17 16:55:54,088 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-17 16:55:54,089 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 16:55:54,090 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 16:55:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:55:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-09-17 16:55:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:55:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 16:55:54,091 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-17 16:55:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-17 16:55:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-17 16:55:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-17 16:55:54,092 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-17 16:55:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-17 16:55:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-17 16:55:54,093 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-17 16:55:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-17 16:55:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-17 16:55:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-17 16:55:54,094 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-17 16:55:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-17 16:55:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-17 16:55:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-17 16:55:54,095 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-17 16:55:54,096 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-17 16:55:54,097 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-17 16:55:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-17 16:55:54,100 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-17 16:55:54,101 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-17 16:55:54,101 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-17 16:55:54,101 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-17 16:55:54,102 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-17 16:55:54,102 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-17 16:55:54,102 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-17 16:55:54,102 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-17 16:55:54,103 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-17 16:55:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-17 16:55:54,108 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-17 16:55:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 16:55:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 16:55:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:55:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 16:55:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 16:55:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:55:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 16:55:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-17 16:55:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-17 16:55:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-17 16:55:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-17 16:55:54,117 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-17 16:55:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:55:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 16:55:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:55:57,769 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:55:57,769 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 16:55:57,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:55:57 BoogieIcfgContainer [2019-09-17 16:55:57,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:55:57,771 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:55:57,771 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:55:57,771 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:55:57,773 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 16:55:57,773 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 16:55:57,797 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:55:57,797 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:55:57,805 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:55:57,814 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:55:57,815 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:56:22,247 WARN L191 SmtUtils]: Spent 16.49 s on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 16:56:24,225 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 175 [2019-09-17 16:56:30,563 WARN L191 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 576 DAG size of output: 524 [2019-09-17 16:56:33,421 WARN L191 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 16:56:36,304 WARN L191 SmtUtils]: Spent 2.88 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 16:56:39,015 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 417 [2019-09-17 16:56:51,808 WARN L191 SmtUtils]: Spent 12.79 s on a formula simplification. DAG size of input: 800 DAG size of output: 582 [2019-09-17 16:56:51,834 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 614 for LOIs [2019-09-17 16:56:52,417 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 599 for LOIs [2019-09-17 16:56:57,771 WARN L191 SmtUtils]: Spent 4.72 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-17 16:57:02,584 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-17 16:57:06,092 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 16:57:20,318 WARN L191 SmtUtils]: Spent 14.22 s on a formula simplification. DAG size of input: 829 DAG size of output: 642 [2019-09-17 16:57:32,529 WARN L191 SmtUtils]: Spent 12.19 s on a formula simplification that was a NOOP. DAG size: 662 [2019-09-17 16:57:44,702 WARN L191 SmtUtils]: Spent 12.17 s on a formula simplification that was a NOOP. DAG size: 662 [2019-09-17 16:58:22,667 WARN L191 SmtUtils]: Spent 37.95 s on a formula simplification. DAG size of input: 832 DAG size of output: 718 [2019-09-17 16:58:36,216 WARN L191 SmtUtils]: Spent 13.52 s on a formula simplification. DAG size of input: 715 DAG size of output: 712 [2019-09-17 16:58:42,937 WARN L191 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 712 [2019-09-17 16:58:46,442 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 16:59:00,846 WARN L191 SmtUtils]: Spent 14.40 s on a formula simplification. DAG size of input: 752 DAG size of output: 713 [2019-09-17 16:59:46,644 WARN L191 SmtUtils]: Spent 45.61 s on a formula simplification. DAG size of input: 727 DAG size of output: 721 [2019-09-17 17:00:01,674 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification that was a NOOP. DAG size: 721 [2019-09-17 17:00:12,006 WARN L191 SmtUtils]: Spent 10.31 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:00:47,872 WARN L191 SmtUtils]: Spent 35.86 s on a formula simplification. DAG size of input: 769 DAG size of output: 743 [2019-09-17 17:01:33,192 WARN L191 SmtUtils]: Spent 45.32 s on a formula simplification. DAG size of input: 727 DAG size of output: 721 [2019-09-17 17:01:48,199 WARN L191 SmtUtils]: Spent 15.01 s on a formula simplification that was a NOOP. DAG size: 721 [2019-09-17 17:01:58,413 WARN L191 SmtUtils]: Spent 10.21 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:02:34,455 WARN L191 SmtUtils]: Spent 36.04 s on a formula simplification. DAG size of input: 769 DAG size of output: 743 [2019-09-17 17:03:20,263 WARN L191 SmtUtils]: Spent 45.81 s on a formula simplification. DAG size of input: 727 DAG size of output: 721 [2019-09-17 17:03:35,314 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification that was a NOOP. DAG size: 721 [2019-09-17 17:03:45,646 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:04:21,988 WARN L191 SmtUtils]: Spent 36.34 s on a formula simplification. DAG size of input: 769 DAG size of output: 743 [2019-09-17 17:05:07,701 WARN L191 SmtUtils]: Spent 45.71 s on a formula simplification. DAG size of input: 727 DAG size of output: 721 [2019-09-17 17:05:22,770 WARN L191 SmtUtils]: Spent 15.07 s on a formula simplification that was a NOOP. DAG size: 721 [2019-09-17 17:05:33,049 WARN L191 SmtUtils]: Spent 10.28 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:06:09,315 WARN L191 SmtUtils]: Spent 36.26 s on a formula simplification. DAG size of input: 769 DAG size of output: 743 [2019-09-17 17:06:55,053 WARN L191 SmtUtils]: Spent 45.73 s on a formula simplification. DAG size of input: 727 DAG size of output: 721 [2019-09-17 17:07:10,064 WARN L191 SmtUtils]: Spent 15.01 s on a formula simplification that was a NOOP. DAG size: 721 [2019-09-17 17:07:20,366 WARN L191 SmtUtils]: Spent 10.30 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 17:07:56,571 WARN L191 SmtUtils]: Spent 36.20 s on a formula simplification. DAG size of input: 769 DAG size of output: 743 [2019-09-17 17:08:42,353 WARN L191 SmtUtils]: Spent 45.78 s on a formula simplification. DAG size of input: 727 DAG size of output: 721