java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec27_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:27:11,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:27:11,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:27:11,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:27:11,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:27:11,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:27:11,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:27:11,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:27:11,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:27:11,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:27:11,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:27:11,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:27:11,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:27:11,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:27:11,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:27:11,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:27:11,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:27:11,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:27:11,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:27:11,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:27:11,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:27:11,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:27:11,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:27:11,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:27:11,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:27:11,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:27:11,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:27:11,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:27:11,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:27:11,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:27:11,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:27:11,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:27:11,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:27:11,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:27:11,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:27:11,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:27:11,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:27:11,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:27:11,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:27:11,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:27:11,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:27:11,298 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 [2019-10-14 23:27:11,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:27:11,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:27:11,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:27:11,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:27:11,325 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:27:11,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:27:11,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:27:11,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:27:11,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:27:11,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:27:11,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:27:11,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:27:11,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:27:11,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:27:11,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:27:11,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:27:11,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:27:11,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:27:11,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:27:11,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:27:11,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:27:11,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:27:11,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:27:11,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:27:11,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:27:11,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:27:11,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:27:11,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:27:11,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:27:11,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:27:11,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:27:11,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:27:11,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:27:11,633 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:27:11,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product35.cil.c [2019-10-14 23:27:11,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bd4a24a/72fe558d6ff34d64a0269b69536933ee/FLAG780b60e13 [2019-10-14 23:27:12,415 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:27:12,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product35.cil.c [2019-10-14 23:27:12,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bd4a24a/72fe558d6ff34d64a0269b69536933ee/FLAG780b60e13 [2019-10-14 23:27:12,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bd4a24a/72fe558d6ff34d64a0269b69536933ee [2019-10-14 23:27:12,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:27:12,572 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:27:12,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:12,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:27:12,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:27:12,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:12" (1/1) ... [2019-10-14 23:27:12,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d820fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:12, skipping insertion in model container [2019-10-14 23:27:12,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:12" (1/1) ... [2019-10-14 23:27:12,590 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:27:12,682 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:27:13,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:13,525 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:27:13,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:13,775 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:27:13,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13 WrapperNode [2019-10-14 23:27:13,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:13,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:27:13,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:27:13,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:27:13,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (1/1) ... [2019-10-14 23:27:13,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:27:13,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:27:13,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:27:13,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:27:14,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (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 [2019-10-14 23:27:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:27:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:27:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:27:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-14 23:27:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-14 23:27:14,091 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:27:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:27:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:27:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:27:14,092 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:27:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:27:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:27:14,093 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:27:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:27:14,094 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:27:14,096 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:27:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:27:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:27:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:27:14,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:27:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:27:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:27:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:27:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:27:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:27:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:27:14,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:27:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:27:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:27:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:14,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:27:14,102 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:27:14,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:27:14,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:27:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:27:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:27:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:27:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:27:14,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:27:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:27:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:27:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:27:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:27:14,106 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:27:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:27:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:27:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-14 23:27:14,107 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:27:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:27:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:27:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:27:14,108 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:27:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:27:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:27:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:27:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:27:14,109 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:27:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:27:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:27:14,110 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:27:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:27:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:27:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:27:14,111 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:27:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:27:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:27:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:27:14,113 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:27:14,114 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:27:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:27:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:27:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:27:14,115 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:27:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:27:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:27:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:27:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:27:14,117 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:27:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:27:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:27:14,117 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:27:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:27:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:27:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:27:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:27:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:27:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:27:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:27:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:27:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:27:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:27:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:27:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:27:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:27:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:27:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:27:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:27:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-14 23:27:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-14 23:27:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:27:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:27:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:27:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:27:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:27:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:27:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:27:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:27:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:27:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:27:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:27:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:27:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:27:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:27:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:27:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:27:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:27:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:27:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:27:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:27:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:27:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:27:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:27:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:27:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:27:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:27:14,145 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:27:14,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:27:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:27:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:27:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:27:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-14 23:27:14,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:27:14,152 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:27:14,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:27:14,154 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:27:14,155 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:27:14,156 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:14,156 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:14,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:27:14,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:27:14,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:27:16,487 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:27:16,488 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:27:16,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:16 BoogieIcfgContainer [2019-10-14 23:27:16,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:27:16,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:27:16,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:27:16,494 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:27:16,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:27:12" (1/3) ... [2019-10-14 23:27:16,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d920e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:16, skipping insertion in model container [2019-10-14 23:27:16,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13" (2/3) ... [2019-10-14 23:27:16,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d920e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:16, skipping insertion in model container [2019-10-14 23:27:16,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:16" (3/3) ... [2019-10-14 23:27:16,499 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product35.cil.c [2019-10-14 23:27:16,511 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:27:16,521 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:27:16,532 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:27:16,571 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:27:16,571 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:27:16,571 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:27:16,572 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:27:16,572 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:27:16,572 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:27:16,572 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:27:16,572 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:27:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states. [2019-10-14 23:27:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-14 23:27:16,647 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:27:16,650 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:27:16,652 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:27:16,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:27:16,657 INFO L82 PathProgramCache]: Analyzing trace with hash 6494718, now seen corresponding path program 1 times [2019-10-14 23:27:16,666 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:27:16,666 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628269660] [2019-10-14 23:27:16,667 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:16,667 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:16,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:27:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,367 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 571 [2019-10-14 23:27:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:27:19,844 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628269660] [2019-10-14 23:27:19,844 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:27:19,845 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:27:19,845 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741405890] [2019-10-14 23:27:19,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:27:19,851 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:27:19,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:27:19,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:27:19,863 INFO L87 Difference]: Start difference. First operand 685 states. Second operand 12 states. [2019-10-14 23:27:46,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:27:46,063 INFO L93 Difference]: Finished difference Result 1905 states and 3191 transitions. [2019-10-14 23:27:46,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-14 23:27:46,069 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 222 [2019-10-14 23:27:46,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:27:46,104 INFO L225 Difference]: With dead ends: 1905 [2019-10-14 23:27:46,104 INFO L226 Difference]: Without dead ends: 1228 [2019-10-14 23:27:46,123 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2438 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-14 23:27:46,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2019-10-14 23:27:46,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 656. [2019-10-14 23:27:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 656 states. [2019-10-14 23:27:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 889 transitions. [2019-10-14 23:27:46,598 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 889 transitions. Word has length 222 [2019-10-14 23:27:46,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:27:46,599 INFO L462 AbstractCegarLoop]: Abstraction has 656 states and 889 transitions. [2019-10-14 23:27:46,599 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:27:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 889 transitions. [2019-10-14 23:27:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-10-14 23:27:46,606 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:27:46,607 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:27:46,607 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:27:46,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:27:46,608 INFO L82 PathProgramCache]: Analyzing trace with hash -599466214, now seen corresponding path program 1 times [2019-10-14 23:27:46,608 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:27:46,609 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583501961] [2019-10-14 23:27:46,609 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:46,609 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:46,609 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:27:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:48,933 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 571 [2019-10-14 23:27:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:27:49,422 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583501961] [2019-10-14 23:27:49,423 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:27:49,423 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:27:49,423 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794662000] [2019-10-14 23:27:49,436 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:27:49,436 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:27:49,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:27:49,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:27:49,443 INFO L87 Difference]: Start difference. First operand 656 states and 889 transitions. Second operand 13 states.