/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_spec6_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:46:47,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:46:47,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:46:47,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:46:47,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:46:47,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:46:47,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:46:47,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:46:47,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:46:47,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:46:47,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:46:47,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:46:47,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:46:47,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:46:47,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:46:47,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:46:47,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:46:47,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:46:47,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:46:47,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:46:47,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:46:47,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:46:47,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:46:47,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:46:47,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:46:47,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:46:47,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:46:47,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:46:47,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:46:47,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:46:47,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:46:47,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:46:47,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:46:47,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:46:47,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:46:47,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:46:47,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:46:47,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:46:47,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:46:47,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:46:47,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:46:47,780 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 21:46:47,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:46:47,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:46:47,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:46:47,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:46:47,801 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:46:47,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:46:47,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:46:47,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:46:47,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:46:47,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:46:47,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:46:47,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:46:47,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:46:47,803 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:46:47,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:46:47,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:46:47,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:46:47,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:46:47,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:46:47,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:46:47,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:46:47,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:46:47,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:46:47,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:46:47,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:46:47,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:46:47,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:46:47,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:46:47,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:46:48,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:46:48,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:46:48,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:46:48,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:46:48,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:46:48,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product15.cil.c [2019-11-06 21:46:48,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da330e6de/2a871ef9c2ce489f8dad27eb78c6bf32/FLAG9de6dc321 [2019-11-06 21:46:48,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:46:48,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product15.cil.c [2019-11-06 21:46:48,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da330e6de/2a871ef9c2ce489f8dad27eb78c6bf32/FLAG9de6dc321 [2019-11-06 21:46:49,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da330e6de/2a871ef9c2ce489f8dad27eb78c6bf32 [2019-11-06 21:46:49,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:46:49,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:46:49,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:49,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:46:49,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:46:49,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:49" (1/1) ... [2019-11-06 21:46:49,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608f4d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:49, skipping insertion in model container [2019-11-06 21:46:49,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:49" (1/1) ... [2019-11-06 21:46:49,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:46:49,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:46:49,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:49,863 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:46:49,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:50,074 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:46:50,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50 WrapperNode [2019-11-06 21:46:50,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:50,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:46:50,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:46:50,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:46:50,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (1/1) ... [2019-11-06 21:46:50,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:46:50,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:46:50,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:46:50,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:46:50,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (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 21:46:50,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:46:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:46:50,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:46:50,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:46:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:46:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:46:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:46:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:46:50,375 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:46:50,375 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-11-06 21:46:50,375 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:46:50,376 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:46:50,377 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:46:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:46:50,378 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:46:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:46:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:46:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:46:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:46:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:46:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:46:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:46:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:46:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:46:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:46:50,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:46:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:46:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:46:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:46:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:46:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:46:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:46:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:46:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:46:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:46:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:46:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:46:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:46:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:46:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:46:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:46:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:46:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:46:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:46:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:46:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:46:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:46:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:46:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:46:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:46:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:46:50,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:46:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:46:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:46:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:46:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:46:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:46:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:46:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:46:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:46:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:46:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:46:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:46:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:46:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:46:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:46:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:46:50,400 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:46:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:46:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:46:50,401 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:46:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:46:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:46:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:46:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:46:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:46:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:46:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:46:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:46:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:46:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:46:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:46:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:46:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:46:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:46:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:46:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:46:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:46:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:46:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:46:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:46:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:46:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:46:50,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:46:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:46:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:46:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:46:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:46:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:46:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:46:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:46:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:46:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:46:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:46:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:46:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:46:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:46:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:46:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:46:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:46:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:46:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:46:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:46:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:46:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:46:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:46:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:46:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:46:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:46:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:46:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:46:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:46:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:46:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:46:50,424 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:46:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:46:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:46:50,426 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:46:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:46:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:46:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:46:50,435 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:46:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:46:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:46:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:46:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:46:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:46:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:46:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:46:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:46:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:46:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-11-06 21:46:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:46:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:46:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:46:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:46:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:46:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:46:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:46:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:46:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:46:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:46:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:46:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:46:50,441 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:46:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:46:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:46:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:46:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:46:50,442 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:46:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:46:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:46:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:46:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:46:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:46:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:46:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:46:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:46:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:46:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:46:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:46:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:46:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:46:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:46:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:46:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:46:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:46:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:46:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:46:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:46:50,447 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:46:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:46:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:46:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:46:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:46:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:46:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:46:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:46:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:46:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:46:50,449 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:46:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:46:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:46:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:46:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:46:50,450 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:46:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:46:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:46:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:50,451 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:46:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:46:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:46:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:50,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:46:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:46:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:46:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:46:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:50,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:46:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:46:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:46:50,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:46:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:46:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:46:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:46:50,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:46:52,938 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:46:52,939 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:46:52,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:52 BoogieIcfgContainer [2019-11-06 21:46:52,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:46:52,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:46:52,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:46:52,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:46:52,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:46:49" (1/3) ... [2019-11-06 21:46:52,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46b492a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:52, skipping insertion in model container [2019-11-06 21:46:52,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:50" (2/3) ... [2019-11-06 21:46:52,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46b492a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:52, skipping insertion in model container [2019-11-06 21:46:52,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:52" (3/3) ... [2019-11-06 21:46:52,951 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product15.cil.c [2019-11-06 21:46:52,961 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:46:52,972 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:46:52,983 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:46:53,025 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:46:53,025 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:46:53,025 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:46:53,025 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:46:53,025 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:46:53,025 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:46:53,026 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:46:53,026 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:46:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states. [2019-11-06 21:46:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-06 21:46:53,091 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:46:53,092 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] [2019-11-06 21:46:53,094 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:46:53,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:46:53,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1208653577, now seen corresponding path program 1 times [2019-11-06 21:46:53,109 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:46:53,110 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409139174] [2019-11-06 21:46:53,110 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:46:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:55,914 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 556 [2019-11-06 21:46:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:56,333 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 21:46:56,334 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409139174] [2019-11-06 21:46:56,334 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:46:56,335 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:46:56,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560846713] [2019-11-06 21:46:56,341 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:46:56,341 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:46:56,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:46:56,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:46:56,358 INFO L87 Difference]: Start difference. First operand 474 states. Second operand 11 states. [2019-11-06 21:47:09,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:47:09,137 INFO L93 Difference]: Finished difference Result 983 states and 1448 transitions. [2019-11-06 21:47:09,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-11-06 21:47:09,140 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2019-11-06 21:47:09,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:47:09,166 INFO L225 Difference]: With dead ends: 983 [2019-11-06 21:47:09,166 INFO L226 Difference]: Without dead ends: 700 [2019-11-06 21:47:09,173 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2019-11-06 21:47:09,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2019-11-06 21:47:09,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 427. [2019-11-06 21:47:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2019-11-06 21:47:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 570 transitions. [2019-11-06 21:47:09,433 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 570 transitions. Word has length 176 [2019-11-06 21:47:09,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:47:09,434 INFO L462 AbstractCegarLoop]: Abstraction has 427 states and 570 transitions. [2019-11-06 21:47:09,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:47:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions. [2019-11-06 21:47:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-06 21:47:09,441 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:47:09,441 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] [2019-11-06 21:47:09,442 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:47:09,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:47:09,442 INFO L82 PathProgramCache]: Analyzing trace with hash -819004996, now seen corresponding path program 1 times [2019-11-06 21:47:09,442 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:47:09,442 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534998939] [2019-11-06 21:47:09,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:47:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,439 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 556 [2019-11-06 21:47:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:11,903 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 21:47:11,904 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534998939] [2019-11-06 21:47:11,904 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:47:11,904 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:47:11,905 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731889690] [2019-11-06 21:47:11,917 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:47:11,925 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:47:11,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:47:11,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:47:11,926 INFO L87 Difference]: Start difference. First operand 427 states and 570 transitions. Second operand 12 states. [2019-11-06 21:47:16,515 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:47:28,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:47:28,741 INFO L93 Difference]: Finished difference Result 898 states and 1281 transitions. [2019-11-06 21:47:28,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-11-06 21:47:28,742 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 177 [2019-11-06 21:47:28,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:47:28,757 INFO L225 Difference]: With dead ends: 898 [2019-11-06 21:47:28,757 INFO L226 Difference]: Without dead ends: 703 [2019-11-06 21:47:28,759 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2019-11-06 21:47:28,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2019-11-06 21:47:28,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 429. [2019-11-06 21:47:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2019-11-06 21:47:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 572 transitions. [2019-11-06 21:47:28,968 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 572 transitions. Word has length 177 [2019-11-06 21:47:28,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:47:28,969 INFO L462 AbstractCegarLoop]: Abstraction has 429 states and 572 transitions. [2019-11-06 21:47:28,969 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:47:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 572 transitions. [2019-11-06 21:47:28,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-06 21:47:28,973 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:47:28,973 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] [2019-11-06 21:47:28,976 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:47:28,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:47:28,976 INFO L82 PathProgramCache]: Analyzing trace with hash 2130216492, now seen corresponding path program 1 times [2019-11-06 21:47:28,976 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:47:28,977 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552829914] [2019-11-06 21:47:28,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:47:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat