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_spec7_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:30:05,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:30:05,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:30:05,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:30:05,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:30:05,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:30:05,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:30:05,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:30:05,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:30:05,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:30:05,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:30:05,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:30:05,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:30:05,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:30:05,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:30:05,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:30:05,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:30:05,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:30:05,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:30:05,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:30:05,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:30:05,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:30:05,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:30:05,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:30:05,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:30:05,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:30:05,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:30:05,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:30:05,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:30:05,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:30:05,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:30:05,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:30:05,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:30:05,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:30:05,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:30:05,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:30:05,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:30:05,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:30:05,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:30:05,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:30:05,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:30:05,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:30:05,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:30:05,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:30:05,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:30:05,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:30:05,673 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:30:05,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:30:05,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:30:05,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:30:05,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:30:05,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:30:05,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:30:05,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:30:05,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:30:05,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:30:05,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:30:05,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:30:05,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:30:05,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:30:05,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:30:05,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:30:05,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:30:05,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:30:05,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:30:05,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:30:05,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:30:05,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:30:05,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:30:05,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:30:05,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:30:05,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:30:05,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:30:06,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:30:06,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:30:06,002 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:30:06,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product23.cil.c [2019-10-14 23:30:06,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38276724d/f1d58cd6849649afbd488ab466cffbed/FLAGb72e5a499 [2019-10-14 23:30:06,693 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:30:06,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product23.cil.c [2019-10-14 23:30:06,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38276724d/f1d58cd6849649afbd488ab466cffbed/FLAGb72e5a499 [2019-10-14 23:30:06,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38276724d/f1d58cd6849649afbd488ab466cffbed [2019-10-14 23:30:06,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:30:06,939 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:30:06,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:30:06,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:30:06,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:30:06,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:30:06" (1/1) ... [2019-10-14 23:30:06,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3264c97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:06, skipping insertion in model container [2019-10-14 23:30:06,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:30:06" (1/1) ... [2019-10-14 23:30:06,956 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:30:07,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:30:07,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:30:07,860 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:30:07,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:30:08,097 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:30:08,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08 WrapperNode [2019-10-14 23:30:08,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:30:08,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:30:08,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:30:08,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:30:08,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... [2019-10-14 23:30:08,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:30:08,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:30:08,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:30:08,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:30:08,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:30:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:30:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:30:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:30:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:30:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:30:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:30:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:30:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:30:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:30:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:30:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:30:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:30:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:30:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:30:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:30:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:30:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:30:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:30:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:30:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2019-10-14 23:30:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:30:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:30:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:30:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:30:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:30:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:30:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:30:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:30:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:30:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:30:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:30:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:30:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:30:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:30:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:30:08,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:30:08,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:30:08,410 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:30:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:30:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:30:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:30:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:30:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:30:08,415 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:30:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:30:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:30:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:30:08,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:30:08,420 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:30:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:30:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:30:08,423 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:30:08,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:30:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:30:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:30:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:30:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:30:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:30:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:30:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:30:10,430 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:30:10,430 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:30:10,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:30:10 BoogieIcfgContainer [2019-10-14 23:30:10,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:30:10,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:30:10,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:30:10,437 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:30:10,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:30:06" (1/3) ... [2019-10-14 23:30:10,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b616b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:30:10, skipping insertion in model container [2019-10-14 23:30:10,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:08" (2/3) ... [2019-10-14 23:30:10,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b616b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:30:10, skipping insertion in model container [2019-10-14 23:30:10,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:30:10" (3/3) ... [2019-10-14 23:30:10,440 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product23.cil.c [2019-10-14 23:30:10,450 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:30:10,461 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:30:10,473 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:30:10,503 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:30:10,503 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:30:10,503 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:30:10,503 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:30:10,503 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:30:10,504 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:30:10,504 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:30:10,504 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:30:10,535 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states. [2019-10-14 23:30:10,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-14 23:30:10,559 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:30:10,560 INFO L380 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] [2019-10-14 23:30:10,562 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:30:10,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:30:10,568 INFO L82 PathProgramCache]: Analyzing trace with hash 251809730, now seen corresponding path program 1 times [2019-10-14 23:30:10,578 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:30:10,578 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617855010] [2019-10-14 23:30:10,578 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:10,579 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:10,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:30:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:12,932 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 547 [2019-10-14 23:30:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:30:13,399 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617855010] [2019-10-14 23:30:13,400 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:30:13,401 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:30:13,401 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227318660] [2019-10-14 23:30:13,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:30:13,409 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:30:13,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:30:13,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:30:13,430 INFO L87 Difference]: Start difference. First operand 571 states. Second operand 11 states. [2019-10-14 23:30:33,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:30:33,062 INFO L93 Difference]: Finished difference Result 1310 states and 2048 transitions. [2019-10-14 23:30:33,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:30:33,065 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 159 [2019-10-14 23:30:33,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:30:33,095 INFO L225 Difference]: With dead ends: 1310 [2019-10-14 23:30:33,095 INFO L226 Difference]: Without dead ends: 902 [2019-10-14 23:30:33,106 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:30:33,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2019-10-14 23:30:33,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 520. [2019-10-14 23:30:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2019-10-14 23:30:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 710 transitions. [2019-10-14 23:30:33,505 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 710 transitions. Word has length 159 [2019-10-14 23:30:33,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:30:33,506 INFO L462 AbstractCegarLoop]: Abstraction has 520 states and 710 transitions. [2019-10-14 23:30:33,506 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:30:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 710 transitions. [2019-10-14 23:30:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-14 23:30:33,516 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:30:33,517 INFO L380 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] [2019-10-14 23:30:33,517 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:30:33,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:30:33,517 INFO L82 PathProgramCache]: Analyzing trace with hash 10731156, now seen corresponding path program 1 times [2019-10-14 23:30:33,518 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:30:33,518 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567960472] [2019-10-14 23:30:33,518 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:33,518 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:33,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:30:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,168 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 547 [2019-10-14 23:30:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:30:35,619 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567960472] [2019-10-14 23:30:35,619 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:30:35,620 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:30:35,620 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708443570] [2019-10-14 23:30:35,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:30:35,638 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:30:35,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:30:35,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:30:35,639 INFO L87 Difference]: Start difference. First operand 520 states and 710 transitions. Second operand 12 states. [2019-10-14 23:30:40,935 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 550