/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:38:48,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:38:48,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:38:48,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:38:48,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:38:48,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:38:48,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:38:48,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:38:48,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:38:48,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:38:48,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:38:48,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:38:48,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:38:48,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:38:48,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:38:48,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:38:48,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:38:48,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:38:48,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:38:48,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:38:48,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:38:48,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:38:48,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:38:48,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:38:48,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:38:48,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:38:48,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:38:48,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:38:48,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:38:48,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:38:48,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:38:48,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:38:48,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:38:48,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:38:48,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:38:48,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:38:48,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:38:48,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:38:48,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:38:48,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:38:48,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:38:48,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:38:48,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:38:48,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:38:48,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:38:48,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:38:48,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:38:48,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:38:48,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:38:48,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:38:48,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:38:48,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:38:48,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:38:48,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:38:48,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:38:48,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:38:48,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:38:48,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:38:48,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:38:48,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:38:48,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:38:48,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:38:48,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:38:48,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:38:48,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:38:48,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:38:48,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:38:48,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:38:48,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:38:48,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:38:48,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:38:48,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:38:48,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:38:48,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:38:48,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:38:48,704 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:38:48,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product18.cil.c [2019-11-06 21:38:48,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c01e489/2a96227d04804d819240f4802bf2041b/FLAG3c8df119b [2019-11-06 21:38:49,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:38:49,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product18.cil.c [2019-11-06 21:38:49,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c01e489/2a96227d04804d819240f4802bf2041b/FLAG3c8df119b [2019-11-06 21:38:49,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c01e489/2a96227d04804d819240f4802bf2041b [2019-11-06 21:38:49,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:38:49,607 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:38:49,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:38:49,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:38:49,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:38:49,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:38:49" (1/1) ... [2019-11-06 21:38:49,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74348c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:49, skipping insertion in model container [2019-11-06 21:38:49,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:38:49" (1/1) ... [2019-11-06 21:38:49,623 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:38:49,702 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:38:50,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:38:50,491 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:38:50,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:38:50,732 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:38:50,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50 WrapperNode [2019-11-06 21:38:50,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:38:50,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:38:50,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:38:50,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:38:50,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (1/1) ... [2019-11-06 21:38:50,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:38:50,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:38:50,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:38:50,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:38:50,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (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 21:38:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:38:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:38:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:38:51,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-11-06 21:38:51,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-11-06 21:38:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:38:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:38:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:38:51,016 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:38:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:38:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:38:51,017 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:38:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:38:51,018 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:38:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:38:51,019 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:38:51,021 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:38:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:38:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:38:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:38:51,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:38:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:38:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:38:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:38:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:38:51,023 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:38:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:38:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:38:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:38:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:38:51,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:38:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:38:51,025 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:38:51,026 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:38:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:38:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:38:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:38:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:38:51,027 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:38:51,028 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:38:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:38:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:38:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:38:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:38:51,029 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:38:51,030 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:38:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:38:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:38:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:38:51,031 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:38:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:38:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:38:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:38:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:38:51,032 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:38:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:38:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:38:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:38:51,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:38:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:38:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:38:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:38:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:38:51,034 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:38:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:38:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-11-06 21:38:51,035 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:38:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:38:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:38:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:38:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:38:51,036 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:38:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:38:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:38:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:38:51,037 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:38:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:38:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:38:51,038 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:38:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:38:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:38:51,039 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:38:51,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:38:51,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:38:51,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:38:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:38:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:38:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:38:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:38:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:38:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:38:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:38:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:38:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:38:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:38:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:38:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:38:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:38:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-11-06 21:38:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:38:51,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:38:51,048 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:38:51,051 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:38:51,051 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:38:51,052 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:38:51,052 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:38:51,052 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:38:51,052 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:38:51,052 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:38:51,053 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:38:51,055 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:38:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:38:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:38:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:38:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:38:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:38:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:38:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:38:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:38:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:38:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:38:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:38:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:38:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:38:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:38:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:38:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:38:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:38:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:38:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:38:53,106 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:38:53,107 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:38:53,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:38:53 BoogieIcfgContainer [2019-11-06 21:38:53,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:38:53,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:38:53,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:38:53,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:38:53,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:38:49" (1/3) ... [2019-11-06 21:38:53,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658c00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:38:53, skipping insertion in model container [2019-11-06 21:38:53,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:38:50" (2/3) ... [2019-11-06 21:38:53,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658c00d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:38:53, skipping insertion in model container [2019-11-06 21:38:53,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:38:53" (3/3) ... [2019-11-06 21:38:53,119 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product18.cil.c [2019-11-06 21:38:53,129 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:38:53,141 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:38:53,153 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:38:53,201 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:38:53,202 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:38:53,202 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:38:53,202 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:38:53,202 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:38:53,202 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:38:53,202 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:38:53,202 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:38:53,241 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states. [2019-11-06 21:38:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-06 21:38:53,273 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:38:53,275 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:38:53,278 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:38:53,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:38:53,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1318099310, now seen corresponding path program 1 times [2019-11-06 21:38:53,299 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:38:53,299 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109586741] [2019-11-06 21:38:53,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:38:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,726 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:38:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-06 21:38:56,151 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109586741] [2019-11-06 21:38:56,152 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:38:56,152 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:38:56,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018665645] [2019-11-06 21:38:56,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:38:56,158 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:38:56,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:38:56,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:38:56,175 INFO L87 Difference]: Start difference. First operand 479 states. Second operand 12 states. [2019-11-06 21:39:18,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:39:18,998 INFO L93 Difference]: Finished difference Result 1398 states and 2342 transitions. [2019-11-06 21:39:18,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:39:19,001 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 177 [2019-11-06 21:39:19,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:39:19,033 INFO L225 Difference]: With dead ends: 1398 [2019-11-06 21:39:19,033 INFO L226 Difference]: Without dead ends: 888 [2019-11-06 21:39:19,051 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2385 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:39:19,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2019-11-06 21:39:19,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 434. [2019-11-06 21:39:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2019-11-06 21:39:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 574 transitions. [2019-11-06 21:39:19,327 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 574 transitions. Word has length 177 [2019-11-06 21:39:19,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:39:19,328 INFO L462 AbstractCegarLoop]: Abstraction has 434 states and 574 transitions. [2019-11-06 21:39:19,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:39:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 574 transitions. [2019-11-06 21:39:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-06 21:39:19,333 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:39:19,334 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:39:19,334 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:39:19,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:39:19,335 INFO L82 PathProgramCache]: Analyzing trace with hash 88269489, now seen corresponding path program 1 times [2019-11-06 21:39:19,335 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:39:19,335 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374119519] [2019-11-06 21:39:19,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:39:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:20,922 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:39:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-06 21:39:21,327 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374119519] [2019-11-06 21:39:21,327 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:39:21,327 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:39:21,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791780904] [2019-11-06 21:39:21,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:39:21,345 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:39:21,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:39:21,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:39:21,346 INFO L87 Difference]: Start difference. First operand 434 states and 574 transitions. Second operand 13 states. [2019-11-06 21:39:26,772 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 544