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_spec27_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:28:05,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:28:05,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:28:05,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:28:05,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:28:05,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:28:05,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:28:05,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:28:05,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:28:05,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:28:05,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:28:05,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:28:05,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:28:05,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:28:05,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:28:05,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:28:05,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:28:05,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:28:05,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:28:05,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:28:05,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:28:05,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:28:05,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:28:05,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:28:05,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:28:05,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:28:05,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:28:05,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:28:05,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:28:05,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:28:05,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:28:05,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:28:05,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:28:05,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:28:05,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:28:05,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:28:05,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:28:05,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:28:05,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:28:05,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:28:05,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:28:05,675 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 [2019-10-13 19:28:05,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:28:05,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:28:05,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:28:05,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:28:05,708 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:28:05,709 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:28:05,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:28:05,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:28:05,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:28:05,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:28:05,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:28:05,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:28:05,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:28:05,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:28:05,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:28:05,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:28:05,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:28:05,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:28:05,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:28:05,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:28:05,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:28:05,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:28:05,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:28:05,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:28:05,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:28:05,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:28:05,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:28:05,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:28:05,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:28:05,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:28:05,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:28:05,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:28:05,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:28:05,992 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:28:05,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product34.cil.c [2019-10-13 19:28:06,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2444b6e4/5e73140dddf3430cb3b2ec9489f66687/FLAGfbbad2a14 [2019-10-13 19:28:06,691 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:28:06,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product34.cil.c [2019-10-13 19:28:06,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2444b6e4/5e73140dddf3430cb3b2ec9489f66687/FLAGfbbad2a14 [2019-10-13 19:28:06,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2444b6e4/5e73140dddf3430cb3b2ec9489f66687 [2019-10-13 19:28:06,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:28:06,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:28:06,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:28:06,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:28:06,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:28:06,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:06" (1/1) ... [2019-10-13 19:28:06,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@174a7eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:06, skipping insertion in model container [2019-10-13 19:28:06,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:06" (1/1) ... [2019-10-13 19:28:06,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:28:07,039 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:28:07,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:28:07,858 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:28:07,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:28:08,090 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:28:08,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08 WrapperNode [2019-10-13 19:28:08,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:28:08,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:28:08,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:28:08,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:28:08,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (1/1) ... [2019-10-13 19:28:08,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:28:08,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:28:08,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:28:08,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:28:08,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (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 [2019-10-13 19:28:08,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:28:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:28:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:28:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 19:28:08,380 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 19:28:08,381 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 19:28:08,381 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 19:28:08,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 19:28:08,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 19:28:08,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 19:28:08,383 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 19:28:08,383 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 19:28:08,383 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 19:28:08,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 19:28:08,385 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 19:28:08,385 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 19:28:08,387 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 19:28:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 19:28:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 19:28:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 19:28:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 19:28:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 19:28:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 19:28:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 19:28:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 19:28:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-13 19:28:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 19:28:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 19:28:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 19:28:08,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 19:28:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 19:28:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 19:28:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 19:28:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 19:28:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 19:28:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-13 19:28:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-13 19:28:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 19:28:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 19:28:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-13 19:28:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-13 19:28:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-13 19:28:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 19:28:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 19:28:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 19:28:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 19:28:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 19:28:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 19:28:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 19:28:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 19:28:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 19:28:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-13 19:28:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-13 19:28:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-13 19:28:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-13 19:28:08,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:28:08,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 19:28:08,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 19:28:08,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 19:28:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 19:28:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 19:28:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 19:28:08,406 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 19:28:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 19:28:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-13 19:28:08,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-13 19:28:08,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:28:08,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:28:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 19:28:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 19:28:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 19:28:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 19:28:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 19:28:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 19:28:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 19:28:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 19:28:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 19:28:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 19:28:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 19:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 19:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 19:28:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 19:28:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 19:28:08,416 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 19:28:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 19:28:08,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 19:28:08,418 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 19:28:08,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 19:28:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 19:28:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 19:28:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 19:28:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 19:28:08,426 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 19:28:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 19:28:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-13 19:28:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 19:28:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 19:28:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 19:28:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 19:28:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 19:28:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 19:28:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 19:28:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 19:28:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 19:28:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 19:28:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-13 19:28:08,436 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-13 19:28:08,437 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:28:08,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:28:08,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:28:08,440 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 19:28:08,441 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:28:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:28:10,513 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:28:10,514 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 19:28:10,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:28:10 BoogieIcfgContainer [2019-10-13 19:28:10,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:28:10,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:28:10,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:28:10,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:28:10,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:28:06" (1/3) ... [2019-10-13 19:28:10,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3597b8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:28:10, skipping insertion in model container [2019-10-13 19:28:10,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:08" (2/3) ... [2019-10-13 19:28:10,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3597b8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:28:10, skipping insertion in model container [2019-10-13 19:28:10,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:28:10" (3/3) ... [2019-10-13 19:28:10,523 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product34.cil.c [2019-10-13 19:28:10,533 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:28:10,541 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:28:10,552 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:28:10,581 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:28:10,582 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:28:10,582 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:28:10,582 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:28:10,582 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:28:10,582 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:28:10,582 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:28:10,582 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:28:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states. [2019-10-13 19:28:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-10-13 19:28:10,669 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:28:10,671 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:28:10,676 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:28:10,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:28:10,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1025683934, now seen corresponding path program 1 times [2019-10-13 19:28:10,692 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:28:10,692 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588729210] [2019-10-13 19:28:10,692 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:10,693 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:10,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:28:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,452 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 565 [2019-10-13 19:28:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:13,937 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-13 19:28:13,938 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588729210] [2019-10-13 19:28:13,939 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:28:13,939 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:28:13,939 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287618103] [2019-10-13 19:28:13,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:28:13,944 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:28:13,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:28:13,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:28:13,957 INFO L87 Difference]: Start difference. First operand 653 states. Second operand 12 states. [2019-10-13 19:28:38,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:28:38,447 INFO L93 Difference]: Finished difference Result 1828 states and 3081 transitions. [2019-10-13 19:28:38,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-13 19:28:38,449 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 220 [2019-10-13 19:28:38,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:28:38,501 INFO L225 Difference]: With dead ends: 1828 [2019-10-13 19:28:38,501 INFO L226 Difference]: Without dead ends: 1172 [2019-10-13 19:28:38,518 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2461 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-13 19:28:38,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2019-10-13 19:28:38,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 624. [2019-10-13 19:28:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2019-10-13 19:28:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 847 transitions. [2019-10-13 19:28:38,909 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 847 transitions. Word has length 220 [2019-10-13 19:28:38,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:28:38,909 INFO L462 AbstractCegarLoop]: Abstraction has 624 states and 847 transitions. [2019-10-13 19:28:38,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:28:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 847 transitions. [2019-10-13 19:28:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-10-13 19:28:38,916 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:28:38,917 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:28:38,917 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:28:38,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:28:38,917 INFO L82 PathProgramCache]: Analyzing trace with hash 336824807, now seen corresponding path program 1 times [2019-10-13 19:28:38,918 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:28:38,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778861002] [2019-10-13 19:28:38,918 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:38,918 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:38,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:28:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,665 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 565 [2019-10-13 19:28:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-13 19:28:41,132 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778861002] [2019-10-13 19:28:41,132 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:28:41,133 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-13 19:28:41,133 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118974207] [2019-10-13 19:28:41,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-13 19:28:41,150 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:28:41,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-13 19:28:41,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:28:41,151 INFO L87 Difference]: Start difference. First operand 624 states and 847 transitions. Second operand 13 states. [2019-10-13 19:28:45,680 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 568