java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec27_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:27:34,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:27:34,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:27:34,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:27:34,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:27:34,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:27:34,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:27:34,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:27:34,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:27:34,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:27:34,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:27:34,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:27:34,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:27:34,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:27:34,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:27:34,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:27:34,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:27:34,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:27:34,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:27:34,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:27:34,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:27:34,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:27:34,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:27:34,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:27:34,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:27:34,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:27:34,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:27:34,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:27:34,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:27:34,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:27:34,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:27:34,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:27:34,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:27:34,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:27:34,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:27:34,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:27:34,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:27:34,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:27:34,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:27:34,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:27:34,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:27:34,359 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 [2019-10-13 19:27:34,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:27:34,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:27:34,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:27:34,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:27:34,386 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:27:34,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:27:34,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:27:34,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:27:34,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:27:34,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:27:34,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:27:34,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:27:34,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:27:34,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:27:34,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:27:34,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:27:34,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:27:34,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:27:34,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:27:34,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:27:34,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:27:34,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:27:34,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:27:34,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:27:34,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:27:34,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:27:34,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:27:34,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:27:34,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:27:34,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:27:34,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:27:34,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:27:34,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:27:34,695 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:27:34,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product25.cil.c [2019-10-13 19:27:34,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c65bcb90/641544d960f0459eb925f4492ccc8d54/FLAGa22a4341e [2019-10-13 19:27:35,441 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:27:35,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product25.cil.c [2019-10-13 19:27:35,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c65bcb90/641544d960f0459eb925f4492ccc8d54/FLAGa22a4341e [2019-10-13 19:27:35,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c65bcb90/641544d960f0459eb925f4492ccc8d54 [2019-10-13 19:27:35,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:27:35,625 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:27:35,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:27:35,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:27:35,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:27:35,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:27:35" (1/1) ... [2019-10-13 19:27:35,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2feeb304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:35, skipping insertion in model container [2019-10-13 19:27:35,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:27:35" (1/1) ... [2019-10-13 19:27:35,642 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:27:35,720 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:27:36,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:27:36,554 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:27:36,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:27:36,836 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:27:36,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36 WrapperNode [2019-10-13 19:27:36,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:27:36,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:27:36,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:27:36,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:27:36,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:36,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:36,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:36,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:36,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:36,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:37,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (1/1) ... [2019-10-13 19:27:37,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:27:37,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:27:37,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:27:37,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:27:37,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (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 [2019-10-13 19:27:37,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:27:37,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:27:37,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:27:37,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 19:27:37,091 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 19:27:37,091 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-13 19:27:37,091 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 19:27:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 19:27:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-13 19:27:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-13 19:27:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 19:27:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 19:27:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 19:27:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 19:27:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 19:27:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 19:27:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 19:27:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 19:27:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 19:27:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-13 19:27:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-13 19:27:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-13 19:27:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-13 19:27:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 19:27:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 19:27:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 19:27:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 19:27:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 19:27:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 19:27:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 19:27:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 19:27:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 19:27:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 19:27:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 19:27:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 19:27:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 19:27:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 19:27:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 19:27:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 19:27:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 19:27:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 19:27:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 19:27:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 19:27:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-13 19:27:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 19:27:37,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 19:27:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 19:27:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 19:27:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 19:27:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 19:27:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:27:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:27:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:27:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 19:27:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 19:27:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 19:27:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-13 19:27:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-13 19:27:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:27:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:27:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:27:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:27:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:27:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 19:27:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 19:27:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 19:27:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 19:27:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 19:27:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-13 19:27:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:27:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 19:27:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 19:27:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 19:27:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 19:27:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 19:27:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-13 19:27:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:27:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:27:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:27:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 19:27:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 19:27:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 19:27:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:27:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:27:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:27:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:27:39,060 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:27:39,060 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 19:27:39,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:39 BoogieIcfgContainer [2019-10-13 19:27:39,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:27:39,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:27:39,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:27:39,067 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:27:39,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:27:35" (1/3) ... [2019-10-13 19:27:39,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf70efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:39, skipping insertion in model container [2019-10-13 19:27:39,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:36" (2/3) ... [2019-10-13 19:27:39,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf70efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:39, skipping insertion in model container [2019-10-13 19:27:39,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:39" (3/3) ... [2019-10-13 19:27:39,071 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product25.cil.c [2019-10-13 19:27:39,082 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:27:39,095 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:27:39,109 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:27:39,155 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:27:39,156 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:27:39,156 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:27:39,156 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:27:39,156 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:27:39,156 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:27:39,156 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:27:39,156 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:27:39,196 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states. [2019-10-13 19:27:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-13 19:27:39,234 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:27:39,235 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:27:39,240 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:27:39,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:27:39,252 INFO L82 PathProgramCache]: Analyzing trace with hash -458917487, now seen corresponding path program 1 times [2019-10-13 19:27:39,260 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:27:39,261 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009448503] [2019-10-13 19:27:39,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:27:39,261 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:27:39,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:27:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,621 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 553 [2019-10-13 19:27:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 19:27:42,119 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009448503] [2019-10-13 19:27:42,120 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:27:42,120 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:27:42,121 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946501545] [2019-10-13 19:27:42,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:27:42,126 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:27:42,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:27:42,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:27:42,143 INFO L87 Difference]: Start difference. First operand 589 states. Second operand 12 states. [2019-10-13 19:28:09,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:28:09,913 INFO L93 Difference]: Finished difference Result 1668 states and 2853 transitions. [2019-10-13 19:28:09,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-13 19:28:09,916 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 188 [2019-10-13 19:28:09,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:28:09,948 INFO L225 Difference]: With dead ends: 1668 [2019-10-13 19:28:09,949 INFO L226 Difference]: Without dead ends: 1076 [2019-10-13 19:28:09,963 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2437 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-13 19:28:09,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2019-10-13 19:28:10,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 560. [2019-10-13 19:28:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-10-13 19:28:10,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 761 transitions. [2019-10-13 19:28:10,302 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 761 transitions. Word has length 188 [2019-10-13 19:28:10,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:28:10,303 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 761 transitions. [2019-10-13 19:28:10,303 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:28:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 761 transitions. [2019-10-13 19:28:10,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-13 19:28:10,309 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:28:10,309 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:28:10,310 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:28:10,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:28:10,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1174707760, now seen corresponding path program 1 times [2019-10-13 19:28:10,311 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:28:10,311 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048292942] [2019-10-13 19:28:10,311 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:10,311 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:10,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:28:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,116 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 553 [2019-10-13 19:28:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:12,612 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 19:28:12,612 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048292942] [2019-10-13 19:28:12,613 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:28:12,613 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-13 19:28:12,613 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52749262] [2019-10-13 19:28:12,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-13 19:28:12,615 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:28:12,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-13 19:28:12,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:28:12,616 INFO L87 Difference]: Start difference. First operand 560 states and 761 transitions. Second operand 13 states.