/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_spec3_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:43:54,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:43:54,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:43:54,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:43:54,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:43:54,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:43:54,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:43:54,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:43:54,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:43:54,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:43:54,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:43:54,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:43:54,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:43:54,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:43:54,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:43:54,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:43:54,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:43:54,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:43:54,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:43:54,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:43:54,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:43:54,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:43:54,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:43:54,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:43:54,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:43:54,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:43:54,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:43:54,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:43:54,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:43:54,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:43:54,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:43:54,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:43:54,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:43:54,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:43:54,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:43:54,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:43:54,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:43:54,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:43:54,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:43:54,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:43:54,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:43:54,729 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 21:43:54,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:43:54,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:43:54,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:43:54,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:43:54,747 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:43:54,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:43:54,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:43:54,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:43:54,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:43:54,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:43:54,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:43:54,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:43:54,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:43:54,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:43:54,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:43:54,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:43:54,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:43:54,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:43:54,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:43:54,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:43:54,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:43:54,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:43:54,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:43:54,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:43:54,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:43:54,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:43:54,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:43:54,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:43:54,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:43:55,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:43:55,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:43:55,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:43:55,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:43:55,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:43:55,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product24.cil.c [2019-11-06 21:43:55,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b1364ed/a3024181663e40278211d8e2f88471af/FLAG133a56678 [2019-11-06 21:43:55,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:43:55,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec3_product24.cil.c [2019-11-06 21:43:55,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b1364ed/a3024181663e40278211d8e2f88471af/FLAG133a56678 [2019-11-06 21:43:55,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94b1364ed/a3024181663e40278211d8e2f88471af [2019-11-06 21:43:55,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:43:55,960 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:43:55,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:55,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:43:55,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:43:55,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:55" (1/1) ... [2019-11-06 21:43:55,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea7c156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:55, skipping insertion in model container [2019-11-06 21:43:55,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:55" (1/1) ... [2019-11-06 21:43:55,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:43:56,062 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:43:56,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:56,924 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:43:57,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:57,275 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:43:57,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57 WrapperNode [2019-11-06 21:43:57,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:57,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:43:57,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:43:57,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:43:57,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (1/1) ... [2019-11-06 21:43:57,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:43:57,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:43:57,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:43:57,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:43:57,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (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 21:43:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:43:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:43:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:43:57,582 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:43:57,583 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:43:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:43:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:43:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:43:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:57,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:43:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:57,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:43:57,586 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:43:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:43:57,587 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:43:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:43:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:43:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:43:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:43:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:43:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:43:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:43:57,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-11-06 21:43:57,591 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:43:57,592 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:43:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:43:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:43:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:43:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:43:57,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:43:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:43:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:43:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:43:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:43:57,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:43:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:43:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:43:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:43:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:43:57,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:43:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:43:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:43:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:43:57,596 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:43:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:43:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:43:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:43:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:43:57,597 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:43:57,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:43:57,599 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:43:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:43:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:43:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:43:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:43:57,600 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:43:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:43:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:43:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:43:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:43:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:43:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:43:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:43:57,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:43:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:43:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:43:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:43:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:43:57,603 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:43:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:43:57,604 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:43:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-11-06 21:43:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:43:57,605 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:43:57,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:43:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2019-11-06 21:43:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2019-11-06 21:43:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:43:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:43:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:43:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:43:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:43:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:43:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:43:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:43:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:43:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:43:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:43:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:43:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:43:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:43:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:43:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:43:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:43:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:43:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:43:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:43:57,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:43:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:43:57,619 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:43:57,620 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:43:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:43:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:43:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:43:57,628 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:43:57,629 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:43:57,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:43:57,631 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:43:57,632 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:43:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:43:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:43:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:43:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:43:57,633 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:43:57,634 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:43:57,635 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:43:57,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:43:57,637 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:43:57,638 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2019-11-06 21:43:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:43:57,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:57,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:43:57,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:43:57,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:43:59,882 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:43:59,882 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:43:59,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:59 BoogieIcfgContainer [2019-11-06 21:43:59,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:43:59,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:43:59,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:43:59,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:43:59,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:43:55" (1/3) ... [2019-11-06 21:43:59,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79eb8041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:59, skipping insertion in model container [2019-11-06 21:43:59,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:57" (2/3) ... [2019-11-06 21:43:59,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79eb8041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:59, skipping insertion in model container [2019-11-06 21:43:59,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:59" (3/3) ... [2019-11-06 21:43:59,895 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec3_product24.cil.c [2019-11-06 21:43:59,905 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:43:59,917 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:43:59,929 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:43:59,973 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:43:59,973 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:43:59,973 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:43:59,974 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:43:59,974 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:43:59,975 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:43:59,979 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:43:59,979 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:44:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states. [2019-11-06 21:44:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-06 21:44:00,053 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:44:00,058 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:44:00,062 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:44:00,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:44:00,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1942489835, now seen corresponding path program 1 times [2019-11-06 21:44:00,079 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:44:00,080 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411360541] [2019-11-06 21:44:00,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:44:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,697 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 568 [2019-11-06 21:44:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:03,138 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:44:03,139 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411360541] [2019-11-06 21:44:03,139 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:44:03,140 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:44:03,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367001645] [2019-11-06 21:44:03,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:44:03,146 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:44:03,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:44:03,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:44:03,161 INFO L87 Difference]: Start difference. First operand 538 states. Second operand 12 states. [2019-11-06 21:44:18,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:44:18,877 INFO L93 Difference]: Finished difference Result 1295 states and 1925 transitions. [2019-11-06 21:44:18,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-11-06 21:44:18,880 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 170 [2019-11-06 21:44:18,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:44:18,909 INFO L225 Difference]: With dead ends: 1295 [2019-11-06 21:44:18,910 INFO L226 Difference]: Without dead ends: 863 [2019-11-06 21:44:18,919 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 768 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-11-06 21:44:18,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-11-06 21:44:19,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 515. [2019-11-06 21:44:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2019-11-06 21:44:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 679 transitions. [2019-11-06 21:44:19,247 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 679 transitions. Word has length 170 [2019-11-06 21:44:19,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:44:19,248 INFO L462 AbstractCegarLoop]: Abstraction has 515 states and 679 transitions. [2019-11-06 21:44:19,248 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:44:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 679 transitions. [2019-11-06 21:44:19,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-11-06 21:44:19,253 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:44:19,253 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:44:19,254 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:44:19,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:44:19,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1348913643, now seen corresponding path program 1 times [2019-11-06 21:44:19,254 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:44:19,255 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903250132] [2019-11-06 21:44:19,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:44:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,095 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 568 [2019-11-06 21:44:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:44:21,552 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:44:21,553 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903250132] [2019-11-06 21:44:21,553 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:44:21,553 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:44:21,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995752668] [2019-11-06 21:44:21,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:44:21,573 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:44:21,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:44:21,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:44:21,574 INFO L87 Difference]: Start difference. First operand 515 states and 679 transitions. Second operand 13 states. [2019-11-06 21:44:26,629 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 571