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_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:28:09,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:28:09,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:28:09,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:28:09,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:28:09,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:28:09,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:28:09,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:28:09,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:28:09,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:28:09,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:28:09,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:28:09,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:28:09,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:28:09,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:28:09,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:28:09,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:28:09,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:28:09,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:28:09,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:28:09,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:28:09,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:28:09,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:28:09,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:28:09,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:28:09,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:28:09,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:28:09,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:28:09,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:28:09,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:28:09,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:28:09,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:28:09,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:28:09,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:28:09,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:28:09,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:28:09,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:28:09,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:28:09,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:28:09,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:28:09,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:28:09,777 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 23:28:09,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:28:09,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:28:09,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:28:09,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:28:09,798 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:28:09,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:28:09,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:28:09,799 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:28:09,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:28:09,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:28:09,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:28:09,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:28:09,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:28:09,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:28:09,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:28:09,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:28:09,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:28:09,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:28:09,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:28:09,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:28:09,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:28:09,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:28:09,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:28:09,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:28:10,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:28:10,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:28:10,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:28:10,076 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:28:10,076 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:28:10,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product18.cil.c [2019-10-14 23:28:10,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8f01898/a4a69cfeefc9413bb604630618f34091/FLAG28a20645f [2019-10-14 23:28:10,742 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:28:10,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec4_product18.cil.c [2019-10-14 23:28:10,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8f01898/a4a69cfeefc9413bb604630618f34091/FLAG28a20645f [2019-10-14 23:28:10,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb8f01898/a4a69cfeefc9413bb604630618f34091 [2019-10-14 23:28:10,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:28:10,973 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:28:10,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:28:10,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:28:10,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:28:10,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:28:10" (1/1) ... [2019-10-14 23:28:10,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea49d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:10, skipping insertion in model container [2019-10-14 23:28:10,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:28:10" (1/1) ... [2019-10-14 23:28:10,989 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:28:11,071 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:28:11,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:28:11,791 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:28:11,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:28:12,037 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:28:12,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12 WrapperNode [2019-10-14 23:28:12,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:28:12,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:28:12,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:28:12,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:28:12,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (1/1) ... [2019-10-14 23:28:12,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:28:12,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:28:12,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:28:12,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:28:12,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (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 23:28:12,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:28:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:28:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:28:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:28:12,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:28:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:28:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:28:12,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:28:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:28:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:28:12,327 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:28:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:28:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:28:12,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:28:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:28:12,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:28:12,331 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:28:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:28:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:28:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:28:12,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:28:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:28:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:28:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:28:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:28:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:28:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:28:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:28:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:28:12,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:28:12,335 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:28:12,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:28:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:28:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:28:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:28:12,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:28:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:28:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:28:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:28:12,338 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:28:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:28:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:28:12,339 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:28:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:28:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:28:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:28:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:28:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:28:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:28:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:28:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:28:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:28:12,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:28:12,343 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:28:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:28:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:28:12,344 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:28:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:28:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:28:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:28:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:28:12,345 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:28:12,346 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:28:12,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-10-14 23:28:12,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:28:12,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:28:12,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:28:12,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:28:12,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:28:12,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:28:12,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:28:12,350 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:28:12,351 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:28:12,351 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:28:12,351 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:28:12,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2019-10-14 23:28:12,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:28:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:28:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:28:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:28:12,353 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-14 23:28:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:28:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:28:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:28:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:28:12,354 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:28:12,355 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:28:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:28:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:28:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:28:12,356 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:28:12,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:28:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:28:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:28:12,357 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:28:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:28:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:28:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:28:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:28:12,358 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:28:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:28:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:28:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:28:12,359 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:28:12,360 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:28:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:28:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:28:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:28:12,361 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:28:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:28:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:28:12,362 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:28:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:28:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:28:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:28:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:28:12,363 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:28:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:28:12,364 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:28:12,365 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:28:12,368 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:28:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:28:12,369 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:28:12,370 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:28:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:28:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:28:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:28:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:28:12,375 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:28:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:28:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:28:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:28:12,376 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:28:12,377 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:28:12,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:28:12,379 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:28:12,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:28:12,381 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:28:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:28:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:28:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:28:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:28:12,382 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:28:12,383 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:28:12,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:28:12,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:28:12,386 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:28:12,387 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-14 23:28:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:28:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:28:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:28:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:28:12,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:28:14,310 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:28:14,311 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:28:14,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:28:14 BoogieIcfgContainer [2019-10-14 23:28:14,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:28:14,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:28:14,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:28:14,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:28:14,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:28:10" (1/3) ... [2019-10-14 23:28:14,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e320d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:28:14, skipping insertion in model container [2019-10-14 23:28:14,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:12" (2/3) ... [2019-10-14 23:28:14,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e320d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:28:14, skipping insertion in model container [2019-10-14 23:28:14,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:28:14" (3/3) ... [2019-10-14 23:28:14,321 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product18.cil.c [2019-10-14 23:28:14,330 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:28:14,339 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:28:14,352 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:28:14,404 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:28:14,405 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:28:14,405 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:28:14,405 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:28:14,405 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:28:14,405 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:28:14,406 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:28:14,406 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:28:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states. [2019-10-14 23:28:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-10-14 23:28:14,482 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:28:14,483 INFO L380 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] [2019-10-14 23:28:14,487 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:28:14,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:28:14,500 INFO L82 PathProgramCache]: Analyzing trace with hash -463084793, now seen corresponding path program 1 times [2019-10-14 23:28:14,512 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:28:14,512 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388191731] [2019-10-14 23:28:14,512 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:14,513 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:14,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:28:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,699 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:28:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:28:17,139 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388191731] [2019-10-14 23:28:17,139 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:28:17,140 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:28:17,140 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535136352] [2019-10-14 23:28:17,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:28:17,145 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:28:17,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:28:17,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:28:17,161 INFO L87 Difference]: Start difference. First operand 482 states. Second operand 11 states. [2019-10-14 23:28:34,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:28:34,253 INFO L93 Difference]: Finished difference Result 1148 states and 1750 transitions. [2019-10-14 23:28:34,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:28:34,256 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2019-10-14 23:28:34,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:28:34,280 INFO L225 Difference]: With dead ends: 1148 [2019-10-14 23:28:34,281 INFO L226 Difference]: Without dead ends: 779 [2019-10-14 23:28:34,290 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:28:34,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2019-10-14 23:28:34,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 437. [2019-10-14 23:28:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2019-10-14 23:28:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 579 transitions. [2019-10-14 23:28:34,594 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 579 transitions. Word has length 148 [2019-10-14 23:28:34,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:28:34,595 INFO L462 AbstractCegarLoop]: Abstraction has 437 states and 579 transitions. [2019-10-14 23:28:34,595 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:28:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 579 transitions. [2019-10-14 23:28:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-14 23:28:34,599 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:28:34,600 INFO L380 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] [2019-10-14 23:28:34,600 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:28:34,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:28:34,600 INFO L82 PathProgramCache]: Analyzing trace with hash -348931153, now seen corresponding path program 1 times [2019-10-14 23:28:34,600 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:28:34,601 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253093490] [2019-10-14 23:28:34,601 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:34,601 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:34,601 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:28:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,153 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:28:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:28:36,537 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253093490] [2019-10-14 23:28:36,538 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:28:36,538 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:28:36,538 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741507156] [2019-10-14 23:28:36,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:28:36,540 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:28:36,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:28:36,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:28:36,541 INFO L87 Difference]: Start difference. First operand 437 states and 579 transitions. Second operand 12 states. [2019-10-14 23:28:41,091 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 544