/usr/bin/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_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:43:11,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:43:11,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:43:11,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:43:11,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:43:11,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:43:11,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:43:11,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:43:11,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:43:11,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:43:11,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:43:11,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:43:11,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:43:11,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:43:11,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:43:11,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:43:11,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:43:11,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:43:11,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:43:11,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:43:11,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:43:11,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:43:11,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:43:11,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:43:11,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:43:11,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:43:11,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:43:11,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:43:11,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:43:11,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:43:11,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:43:11,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:43:11,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:43:11,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:43:11,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:43:11,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:43:11,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:43:11,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:43:11,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:43:11,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:43:11,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:43:11,112 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 [2019-11-06 21:43:11,135 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:43:11,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:43:11,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:43:11,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:43:11,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:43:11,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:43:11,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:43:11,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:43:11,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:43:11,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:43:11,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:43:11,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:43:11,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:43:11,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:43:11,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:43:11,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:43:11,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:43:11,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:43:11,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:43:11,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:43:11,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:43:11,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:43:11,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:43:11,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:43:11,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:43:11,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:43:11,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:43:11,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:43:11,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:43:11,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:43:11,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:43:11,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:43:11,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:43:11,445 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:43:11,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product34.cil.c [2019-11-06 21:43:11,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf74c5a8/e443754a79144116aef6e60ed8219a6b/FLAG74bc71489 [2019-11-06 21:43:12,136 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:43:12,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product34.cil.c [2019-11-06 21:43:12,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf74c5a8/e443754a79144116aef6e60ed8219a6b/FLAG74bc71489 [2019-11-06 21:43:12,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf74c5a8/e443754a79144116aef6e60ed8219a6b [2019-11-06 21:43:12,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:43:12,343 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:43:12,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:12,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:43:12,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:43:12,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:12" (1/1) ... [2019-11-06 21:43:12,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf4ef99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:12, skipping insertion in model container [2019-11-06 21:43:12,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:12" (1/1) ... [2019-11-06 21:43:12,359 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:43:12,438 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:43:13,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:13,141 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:43:13,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:13,416 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:43:13,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13 WrapperNode [2019-11-06 21:43:13,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:13,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:43:13,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:43:13,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:43:13,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (1/1) ... [2019-11-06 21:43:13,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:43:13,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:43:13,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:43:13,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:43:13,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (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 [2019-11-06 21:43:13,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:43:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:43:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:43:13,699 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:43:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:43:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:43:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:43:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:43:13,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:43:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:43:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:43:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:43:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:43:13,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:43:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:43:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:43:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:43:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:43:13,702 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:43:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:43:13,703 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:43:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:43:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:43:13,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:43:13,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:43:13,706 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:43:13,707 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:43:13,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:43:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:43:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:43:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:43:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:43:13,709 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:43:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:43:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:43:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:43:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:43:13,710 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:43:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:43:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:43:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:43:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:43:13,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:43:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:43:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:43:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-11-06 21:43:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:43:13,712 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:43:13,713 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:43:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:43:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:43:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:43:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:43:13,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:43:13,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:43:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:43:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:43:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:43:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:43:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:43:13,719 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:43:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:43:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:43:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:43:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:43:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:43:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:43:13,721 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:43:13,722 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:43:13,723 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:43:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:43:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:43:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:43:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:43:13,724 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:43:13,725 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:43:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:43:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:43:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:43:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:43:13,726 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:43:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:43:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:43:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:43:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:43:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:43:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:43:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:43:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:43:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:43:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:43:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:43:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:43:13,732 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:43:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:43:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:43:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:43:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:43:13,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:43:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:43:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:43:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:43:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:43:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:43:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:43:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:43:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:43:13,735 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:43:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:43:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:43:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:43:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:43:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:43:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:43:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:43:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:43:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:43:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-11-06 21:43:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:43:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:43:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:43:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:43:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:43:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:43:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:43:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:43:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:43:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:43:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:43:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:43:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:43:16,114 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:43:16,115 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:43:16,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:16 BoogieIcfgContainer [2019-11-06 21:43:16,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:43:16,120 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:43:16,120 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:43:16,123 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:43:16,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:43:12" (1/3) ... [2019-11-06 21:43:16,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf52220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:16, skipping insertion in model container [2019-11-06 21:43:16,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:13" (2/3) ... [2019-11-06 21:43:16,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf52220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:16, skipping insertion in model container [2019-11-06 21:43:16,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:16" (3/3) ... [2019-11-06 21:43:16,126 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product34.cil.c [2019-11-06 21:43:16,136 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:43:16,145 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:43:16,156 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:43:16,187 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:43:16,188 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:43:16,188 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:43:16,188 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:43:16,188 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:43:16,188 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:43:16,188 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:43:16,189 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:43:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states. [2019-11-06 21:43:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-06 21:43:16,264 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:16,266 INFO L410 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] [2019-11-06 21:43:16,269 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:16,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:16,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1025683934, now seen corresponding path program 1 times [2019-11-06 21:43:16,287 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:16,287 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082350276] [2019-11-06 21:43:16,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,837 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 565 [2019-11-06 21:43:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-06 21:43:19,541 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082350276] [2019-11-06 21:43:19,542 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:19,543 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:43:19,544 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016784347] [2019-11-06 21:43:19,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:43:19,554 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:19,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:43:19,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:43:19,579 INFO L87 Difference]: Start difference. First operand 653 states. Second operand 12 states. [2019-11-06 21:43:43,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:43:43,730 INFO L93 Difference]: Finished difference Result 1828 states and 3081 transitions. [2019-11-06 21:43:43,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:43:43,733 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 220 [2019-11-06 21:43:43,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:43:43,771 INFO L225 Difference]: With dead ends: 1828 [2019-11-06 21:43:43,771 INFO L226 Difference]: Without dead ends: 1172 [2019-11-06 21:43:43,787 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2461 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:43:43,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2019-11-06 21:43:44,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 624. [2019-11-06 21:43:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2019-11-06 21:43:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 847 transitions. [2019-11-06 21:43:44,162 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 847 transitions. Word has length 220 [2019-11-06 21:43:44,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:43:44,163 INFO L462 AbstractCegarLoop]: Abstraction has 624 states and 847 transitions. [2019-11-06 21:43:44,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:43:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 847 transitions. [2019-11-06 21:43:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-06 21:43:44,170 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:44,170 INFO L410 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] [2019-11-06 21:43:44,171 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:44,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:44,171 INFO L82 PathProgramCache]: Analyzing trace with hash 336824807, now seen corresponding path program 1 times [2019-11-06 21:43:44,171 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:44,171 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685173221] [2019-11-06 21:43:44,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:45,917 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 565 [2019-11-06 21:43:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-06 21:43:46,373 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685173221] [2019-11-06 21:43:46,374 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:46,374 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:43:46,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529785977] [2019-11-06 21:43:46,389 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:43:46,389 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:46,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:43:46,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:43:46,396 INFO L87 Difference]: Start difference. First operand 624 states and 847 transitions. Second operand 13 states. [2019-11-06 21:43:50,929 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 568