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_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:24:19,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:24:19,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:24:19,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:24:19,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:24:19,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:24:19,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:24:19,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:24:19,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:24:19,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:24:19,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:24:19,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:24:19,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:24:19,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:24:19,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:24:19,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:24:19,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:24:19,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:24:19,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:24:19,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:24:19,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:24:19,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:24:19,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:24:19,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:24:19,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:24:19,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:24:19,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:24:19,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:24:19,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:24:19,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:24:19,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:24:19,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:24:19,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:24:19,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:24:19,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:24:19,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:24:19,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:24:19,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:24:19,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:24:19,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:24:19,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:24:19,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:24:19,530 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:24:19,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:24:19,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:24:19,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:24:19,532 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:24:19,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:24:19,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:24:19,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:24:19,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:24:19,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:24:19,534 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:24:19,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:24:19,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:24:19,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:24:19,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:24:19,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:24:19,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:24:19,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:24:19,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:24:19,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:24:19,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:24:19,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:24:19,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:24:19,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:24:19,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:24:19,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:24:19,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:24:19,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:24:19,840 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:24:19,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2019-10-14 23:24:19,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8ecb184/96366d6f5bda48a49b3a52d7a5f2ee25/FLAGfe1f6d382 [2019-10-14 23:24:20,519 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:24:20,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product07.cil.c [2019-10-14 23:24:20,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8ecb184/96366d6f5bda48a49b3a52d7a5f2ee25/FLAGfe1f6d382 [2019-10-14 23:24:20,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c8ecb184/96366d6f5bda48a49b3a52d7a5f2ee25 [2019-10-14 23:24:20,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:24:20,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:24:20,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:20,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:24:20,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:24:20,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:20" (1/1) ... [2019-10-14 23:24:20,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6885b406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:20, skipping insertion in model container [2019-10-14 23:24:20,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:20" (1/1) ... [2019-10-14 23:24:20,771 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:24:20,841 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:24:21,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:21,577 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:24:21,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:21,865 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:24:21,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21 WrapperNode [2019-10-14 23:24:21,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:21,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:24:21,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:24:21,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:24:21,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:21,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:21,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:21,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:21,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:22,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:22,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... [2019-10-14 23:24:22,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:24:22,068 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:24:22,068 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:24:22,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:24:22,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:24:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:24:22,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:24:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:24:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:24:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:24:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:24:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:24:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:24:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:24:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:24:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:24:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:24:22,146 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:24:22,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:24:22,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:24:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:24:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:24:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:24:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:24:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:24:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:24:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:24:22,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:24:22,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:24:22,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:24:22,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:24:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:24:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:24:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:24:22,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:24:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:24:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:24:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:24:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:24:22,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:24:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:24:22,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:24:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:24:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:24:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:24:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:24:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:24:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:24:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:24:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:24:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2019-10-14 23:24:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:24:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:24:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:24:22,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:24:22,163 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:24:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:24:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:22,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:24:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:24:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:24:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-14 23:24:22,166 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:24:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:24:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:24:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:24:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:24:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:24:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:24:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:24:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:24:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:24:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:24:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:24:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:24:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:24:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:24:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:24:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:24:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:24:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:24:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:24:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:24:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:24:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:24:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:24:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:24:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:24:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:24:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:24:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:24:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:24:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:24:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:24:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:24:22,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:24:22,179 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:24:22,180 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:24:22,181 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:24:22,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:22,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:24:22,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:24:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:24:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:24:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:24:22,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:24:24,059 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:24:24,060 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:24:24,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:24 BoogieIcfgContainer [2019-10-14 23:24:24,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:24:24,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:24:24,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:24:24,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:24:24,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:24:20" (1/3) ... [2019-10-14 23:24:24,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf23cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:24, skipping insertion in model container [2019-10-14 23:24:24,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:21" (2/3) ... [2019-10-14 23:24:24,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cf23cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:24, skipping insertion in model container [2019-10-14 23:24:24,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:24" (3/3) ... [2019-10-14 23:24:24,069 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product07.cil.c [2019-10-14 23:24:24,079 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:24:24,088 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:24:24,101 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:24:24,148 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:24:24,148 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:24:24,148 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:24:24,148 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:24:24,149 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:24:24,149 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:24:24,149 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:24:24,149 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:24:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states. [2019-10-14 23:24:24,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-14 23:24:24,193 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:24,194 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 23:24:24,196 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:24,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:24,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1773553052, now seen corresponding path program 1 times [2019-10-14 23:24:24,210 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:24,210 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871137839] [2019-10-14 23:24:24,210 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:24,210 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:24,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,328 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 511 [2019-10-14 23:24:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-14 23:24:26,646 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871137839] [2019-10-14 23:24:26,647 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:26,647 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 23:24:26,647 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153567547] [2019-10-14 23:24:26,657 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 23:24:26,658 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:26,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 23:24:26,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-10-14 23:24:26,683 INFO L87 Difference]: Start difference. First operand 313 states. Second operand 8 states. [2019-10-14 23:24:34,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:24:34,831 INFO L93 Difference]: Finished difference Result 672 states and 1005 transitions. [2019-10-14 23:24:34,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-14 23:24:34,833 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2019-10-14 23:24:34,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:24:34,853 INFO L225 Difference]: With dead ends: 672 [2019-10-14 23:24:34,853 INFO L226 Difference]: Without dead ends: 453 [2019-10-14 23:24:34,860 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2019-10-14 23:24:34,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2019-10-14 23:24:35,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 287. [2019-10-14 23:24:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2019-10-14 23:24:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 385 transitions. [2019-10-14 23:24:35,084 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 385 transitions. Word has length 134 [2019-10-14 23:24:35,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:24:35,085 INFO L462 AbstractCegarLoop]: Abstraction has 287 states and 385 transitions. [2019-10-14 23:24:35,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-14 23:24:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 385 transitions. [2019-10-14 23:24:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-14 23:24:35,090 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:35,091 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 23:24:35,091 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:35,092 INFO L82 PathProgramCache]: Analyzing trace with hash -406805330, now seen corresponding path program 1 times [2019-10-14 23:24:35,092 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:35,092 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662778230] [2019-10-14 23:24:35,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:35,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:35,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,640 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 511 [2019-10-14 23:24:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:36,911 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-14 23:24:36,912 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662778230] [2019-10-14 23:24:36,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:36,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:24:36,913 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073358043] [2019-10-14 23:24:36,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:24:36,922 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:36,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:24:36,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:24:36,923 INFO L87 Difference]: Start difference. First operand 287 states and 385 transitions. Second operand 9 states. [2019-10-14 23:24:39,215 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 514 [2019-10-14 23:24:45,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:24:45,894 INFO L93 Difference]: Finished difference Result 615 states and 875 transitions. [2019-10-14 23:24:45,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-14 23:24:45,895 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 135 [2019-10-14 23:24:45,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:24:45,900 INFO L225 Difference]: With dead ends: 615 [2019-10-14 23:24:45,900 INFO L226 Difference]: Without dead ends: 456 [2019-10-14 23:24:45,903 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2019-10-14 23:24:45,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2019-10-14 23:24:46,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 289. [2019-10-14 23:24:46,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2019-10-14 23:24:46,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 387 transitions. [2019-10-14 23:24:46,049 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 387 transitions. Word has length 135 [2019-10-14 23:24:46,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:24:46,052 INFO L462 AbstractCegarLoop]: Abstraction has 289 states and 387 transitions. [2019-10-14 23:24:46,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:24:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 387 transitions. [2019-10-14 23:24:46,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-14 23:24:46,059 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:46,060 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-14 23:24:46,060 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:46,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:46,060 INFO L82 PathProgramCache]: Analyzing trace with hash -365945431, now seen corresponding path program 1 times [2019-10-14 23:24:46,061 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:46,061 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541031973] [2019-10-14 23:24:46,061 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:46,061 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:46,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,687 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 511 [2019-10-14 23:24:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-14 23:24:48,028 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541031973] [2019-10-14 23:24:48,028 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:48,028 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:24:48,028 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749068351] [2019-10-14 23:24:48,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:24:48,029 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:48,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:24:48,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:24:48,031 INFO L87 Difference]: Start difference. First operand 289 states and 387 transitions. Second operand 12 states. [2019-10-14 23:24:49,748 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 513 [2019-10-14 23:24:59,536 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 515 [2019-10-14 23:25:00,923 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 515