/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:38:44,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:38:44,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:38:44,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:38:44,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:38:44,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:38:44,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:38:44,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:38:44,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:38:44,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:38:44,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:38:44,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:38:44,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:38:44,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:38:44,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:38:44,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:38:44,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:38:44,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:38:44,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:38:44,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:38:44,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:38:44,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:38:44,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:38:44,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:38:44,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:38:44,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:38:44,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:38:44,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:38:44,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:38:44,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:38:44,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:38:44,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:38:44,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:38:44,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:38:44,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:38:44,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:38:44,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:38:44,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:38:44,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:38:44,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:38:44,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:38:44,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:38:44,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:38:44,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:38:44,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:38:44,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:38:44,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:38:44,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:38:44,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:38:44,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:38:44,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:38:44,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:38:44,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:38:44,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:38:44,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:38:44,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:38:44,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:38:44,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:38:44,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:38:44,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:38:44,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:38:44,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:38:44,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:38:44,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:38:44,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:38:44,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:38:44,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:38:44,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:38:44,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:38:44,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:38:44,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:38:44,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:38:44,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:38:44,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:38:44,505 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:38:44,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:38:44,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product15.cil.c [2019-11-06 21:38:44,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9fd46e21/f814cbda7f21499f8d827bf30ad1bd62/FLAG4b6739e7d [2019-11-06 21:38:45,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:38:45,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product15.cil.c [2019-11-06 21:38:45,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9fd46e21/f814cbda7f21499f8d827bf30ad1bd62/FLAG4b6739e7d [2019-11-06 21:38:45,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9fd46e21/f814cbda7f21499f8d827bf30ad1bd62 [2019-11-06 21:38:45,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:38:45,427 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:38:45,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:38:45,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:38:45,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:38:45,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:38:45" (1/1) ... [2019-11-06 21:38:45,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601ee283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:45, skipping insertion in model container [2019-11-06 21:38:45,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:38:45" (1/1) ... [2019-11-06 21:38:45,443 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:38:45,521 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:38:46,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:38:46,279 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:38:46,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:38:46,467 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:38:46,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46 WrapperNode [2019-11-06 21:38:46,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:38:46,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:38:46,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:38:46,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:38:46,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... [2019-11-06 21:38:46,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:38:46,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:38:46,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:38:46,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:38:46,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:38:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:38:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:38:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:38:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:38:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:38:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:38:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:38:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:38:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:38:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:38:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:38:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:38:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:38:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:38:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:38:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:38:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:38:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:38:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:38:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:38:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:38:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:38:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:38:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:38:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:38:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:38:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:38:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:38:46,713 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:38:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:38:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-11-06 21:38:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:38:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:38:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:38:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:38:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:38:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:38:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:38:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:38:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:38:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:38:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:38:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:38:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:38:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:38:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:38:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:38:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:38:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:38:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:38:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:38:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:38:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:38:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:38:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:38:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:38:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:38:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:38:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:38:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:38:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:38:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:38:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:38:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:38:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:38:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:38:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:38:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:38:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:38:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:38:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:38:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:38:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:38:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:38:46,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:38:46,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:38:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:38:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:38:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:38:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:38:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:38:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:38:46,733 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:38:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:38:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:38:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:38:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:38:46,735 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:38:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:38:46,736 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:38:46,737 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:38:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:38:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:38:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:38:46,738 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:38:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:38:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:38:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:38:46,739 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:38:46,740 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:38:46,743 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:38:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:38:46,744 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:38:46,745 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:38:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:38:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:38:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:38:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:38:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:38:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:38:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:38:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:38:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:38:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:38:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:38:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:38:46,757 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:38:46,758 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:38:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:38:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:38:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:38:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:38:46,759 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:38:46,760 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:38:46,761 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:38:46,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:38:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:38:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:38:46,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:38:49,017 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:38:49,018 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:38:49,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:38:49 BoogieIcfgContainer [2019-11-06 21:38:49,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:38:49,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:38:49,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:38:49,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:38:49,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:38:45" (1/3) ... [2019-11-06 21:38:49,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c000263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:38:49, skipping insertion in model container [2019-11-06 21:38:49,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:46" (2/3) ... [2019-11-06 21:38:49,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c000263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:38:49, skipping insertion in model container [2019-11-06 21:38:49,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:38:49" (3/3) ... [2019-11-06 21:38:49,028 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product15.cil.c [2019-11-06 21:38:49,038 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:38:49,050 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:38:49,063 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:38:49,102 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:38:49,102 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:38:49,102 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:38:49,102 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:38:49,102 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:38:49,102 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:38:49,103 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:38:49,103 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:38:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states. [2019-11-06 21:38:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-06 21:38:49,162 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:38:49,163 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:38:49,165 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:38:49,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:38:49,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1009460557, now seen corresponding path program 1 times [2019-11-06 21:38:49,180 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:38:49,181 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009319272] [2019-11-06 21:38:49,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:38:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,442 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 535 [2019-11-06 21:38:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:38:51,900 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009319272] [2019-11-06 21:38:51,901 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:38:51,901 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:38:51,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42542328] [2019-11-06 21:38:51,909 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:38:51,909 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:38:51,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:38:51,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:38:51,926 INFO L87 Difference]: Start difference. First operand 463 states. Second operand 10 states. [2019-11-06 21:39:05,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:39:05,653 INFO L93 Difference]: Finished difference Result 1003 states and 1489 transitions. [2019-11-06 21:39:05,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:39:05,656 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2019-11-06 21:39:05,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:39:05,681 INFO L225 Difference]: With dead ends: 1003 [2019-11-06 21:39:05,682 INFO L226 Difference]: Without dead ends: 716 [2019-11-06 21:39:05,689 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:39:05,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2019-11-06 21:39:05,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 427. [2019-11-06 21:39:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2019-11-06 21:39:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 567 transitions. [2019-11-06 21:39:05,938 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 567 transitions. Word has length 184 [2019-11-06 21:39:05,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:39:05,939 INFO L462 AbstractCegarLoop]: Abstraction has 427 states and 567 transitions. [2019-11-06 21:39:05,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:39:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 567 transitions. [2019-11-06 21:39:05,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-06 21:39:05,946 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:39:05,946 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:39:05,946 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:39:05,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:39:05,947 INFO L82 PathProgramCache]: Analyzing trace with hash 1618025728, now seen corresponding path program 1 times [2019-11-06 21:39:05,947 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:39:05,947 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947920601] [2019-11-06 21:39:05,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:39:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,561 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 535 [2019-11-06 21:39:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:39:08,005 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947920601] [2019-11-06 21:39:08,006 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:39:08,006 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:39:08,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129940157] [2019-11-06 21:39:08,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:39:08,026 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:39:08,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:39:08,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:39:08,027 INFO L87 Difference]: Start difference. First operand 427 states and 567 transitions. Second operand 11 states. [2019-11-06 21:39:12,359 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 538 [2019-11-06 21:39:24,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:39:24,190 INFO L93 Difference]: Finished difference Result 914 states and 1299 transitions. [2019-11-06 21:39:24,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 21:39:24,190 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2019-11-06 21:39:24,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:39:24,199 INFO L225 Difference]: With dead ends: 914 [2019-11-06 21:39:24,199 INFO L226 Difference]: Without dead ends: 719 [2019-11-06 21:39:24,202 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2019-11-06 21:39:24,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2019-11-06 21:39:24,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 429. [2019-11-06 21:39:24,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2019-11-06 21:39:24,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 569 transitions. [2019-11-06 21:39:24,424 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 569 transitions. Word has length 185 [2019-11-06 21:39:24,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:39:24,427 INFO L462 AbstractCegarLoop]: Abstraction has 429 states and 569 transitions. [2019-11-06 21:39:24,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:39:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 569 transitions. [2019-11-06 21:39:24,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-06 21:39:24,432 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:39:24,432 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:39:24,433 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:39:24,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:39:24,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1065076368, now seen corresponding path program 1 times [2019-11-06 21:39:24,434 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:39:24,434 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112937380] [2019-11-06 21:39:24,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:39:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat