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_spec9_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:32:07,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:32:07,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:32:07,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:32:07,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:32:07,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:32:07,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:32:07,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:32:07,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:32:07,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:32:07,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:32:07,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:32:07,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:32:07,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:32:07,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:32:07,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:32:07,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:32:07,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:32:07,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:32:07,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:32:07,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:32:07,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:32:07,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:32:07,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:32:07,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:32:07,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:32:07,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:32:07,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:32:07,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:32:07,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:32:07,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:32:07,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:32:07,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:32:07,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:32:07,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:32:07,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:32:07,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:32:07,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:32:07,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:32:07,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:32:07,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:32:07,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:32:07,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:32:07,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:32:07,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:32:07,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:32:07,649 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:32:07,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:32:07,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:32:07,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:32:07,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:32:07,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:32:07,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:32:07,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:32:07,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:32:07,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:32:07,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:32:07,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:32:07,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:32:07,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:32:07,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:32:07,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:32:07,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:32:07,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:07,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:32:07,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:32:07,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:32:07,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:32:07,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:32:07,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:32:07,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:32:07,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:32:07,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:32:07,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:32:07,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:32:07,944 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:32:07,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product21.cil.c [2019-10-14 23:32:08,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31bd4614/8c545cc57ee44c80b7bc816b51fdc501/FLAG14deee205 [2019-10-14 23:32:08,671 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:32:08,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product21.cil.c [2019-10-14 23:32:08,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31bd4614/8c545cc57ee44c80b7bc816b51fdc501/FLAG14deee205 [2019-10-14 23:32:08,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31bd4614/8c545cc57ee44c80b7bc816b51fdc501 [2019-10-14 23:32:08,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:32:08,881 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:32:08,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:08,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:32:08,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:32:08,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:08" (1/1) ... [2019-10-14 23:32:08,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a86feb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:08, skipping insertion in model container [2019-10-14 23:32:08,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:08" (1/1) ... [2019-10-14 23:32:08,898 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:32:08,981 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:32:09,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:09,768 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:32:09,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:09,974 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:32:09,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09 WrapperNode [2019-10-14 23:32:09,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:09,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:32:09,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:32:09,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:32:09,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:09,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... [2019-10-14 23:32:10,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:32:10,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:32:10,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:32:10,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:32:10,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:10,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:32:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:32:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:10,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:32:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:32:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:32:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:32:10,250 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:32:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:32:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:32:10,251 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:32:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:32:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:32:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:32:10,252 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:32:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:32:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:32:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:32:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:32:10,253 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:32:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:32:10,254 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:32:10,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:32:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:32:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:32:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:32:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:32:10,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:32:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:32:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:32:10,257 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:32:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:32:10,258 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:32:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:32:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:32:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:32:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:32:10,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:32:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:32:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:32:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:32:10,260 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:32:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:32:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:32:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:32:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:32:10,261 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:32:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:32:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:32:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:32:10,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:32:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:32:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:32:10,263 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:32:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:32:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:32:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:32:10,264 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:32:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:32:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:32:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:32:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:32:10,265 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:32:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:32:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:32:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:32:10,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:32:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:32:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:32:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:32:10,267 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:32:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:32:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:32:10,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:32:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:32:10,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:32:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:32:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:32:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:32:10,270 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:32:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:32:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:32:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:32:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:32:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:32:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:32:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:32:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:32:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:32:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:32:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:32:10,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:32:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:32:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:32:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:32:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:32:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:32:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:32:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:32:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:32:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:32:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:32:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:32:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:32:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:32:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:32:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:32:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:32:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:32:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:32:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:32:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:32:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:32:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:32:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:32:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:32:10,296 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:32:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:32:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:32:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:10,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:32:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:32:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:32:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:32:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:32:10,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:32:10,299 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:32:10,300 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:32:10,301 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:32:10,302 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:32:10,303 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:32:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:32:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:32:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:32:10,304 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:32:10,305 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:32:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:32:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:32:10,306 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:32:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:32:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:32:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:32:10,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:32:10,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:32:10,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:32:12,466 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:32:12,468 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:32:12,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:12 BoogieIcfgContainer [2019-10-14 23:32:12,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:32:12,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:32:12,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:32:12,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:32:12,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:32:08" (1/3) ... [2019-10-14 23:32:12,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@716d777a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:12, skipping insertion in model container [2019-10-14 23:32:12,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:09" (2/3) ... [2019-10-14 23:32:12,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@716d777a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:12, skipping insertion in model container [2019-10-14 23:32:12,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:12" (3/3) ... [2019-10-14 23:32:12,481 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product21.cil.c [2019-10-14 23:32:12,491 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:32:12,505 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:32:12,517 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:32:12,563 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:32:12,564 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:32:12,564 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:32:12,564 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:32:12,564 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:32:12,564 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:32:12,564 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:32:12,565 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:32:12,603 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states. [2019-10-14 23:32:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-14 23:32:12,639 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:12,643 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:12,645 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:12,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:12,652 INFO L82 PathProgramCache]: Analyzing trace with hash 453120643, now seen corresponding path program 1 times [2019-10-14 23:32:12,663 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:12,665 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883714518] [2019-10-14 23:32:12,665 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:12,665 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:12,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,226 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:32:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:15,647 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883714518] [2019-10-14 23:32:15,648 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:15,649 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:32:15,649 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868329310] [2019-10-14 23:32:15,654 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:32:15,655 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:15,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:32:15,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:32:15,672 INFO L87 Difference]: Start difference. First operand 573 states. Second operand 10 states. [2019-10-14 23:32:29,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:32:29,616 INFO L93 Difference]: Finished difference Result 1201 states and 1793 transitions. [2019-10-14 23:32:29,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 23:32:29,619 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-10-14 23:32:29,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:32:29,647 INFO L225 Difference]: With dead ends: 1201 [2019-10-14 23:32:29,647 INFO L226 Difference]: Without dead ends: 845 [2019-10-14 23:32:29,655 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:32:29,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-10-14 23:32:29,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 544. [2019-10-14 23:32:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2019-10-14 23:32:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 742 transitions. [2019-10-14 23:32:29,963 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 742 transitions. Word has length 154 [2019-10-14 23:32:29,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:32:29,964 INFO L462 AbstractCegarLoop]: Abstraction has 544 states and 742 transitions. [2019-10-14 23:32:29,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-14 23:32:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 742 transitions. [2019-10-14 23:32:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-14 23:32:29,970 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:29,970 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:29,970 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:29,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:29,971 INFO L82 PathProgramCache]: Analyzing trace with hash 545011492, now seen corresponding path program 1 times [2019-10-14 23:32:29,971 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:29,971 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391598139] [2019-10-14 23:32:29,971 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:29,971 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:29,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,751 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:32:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:32,097 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:32,097 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391598139] [2019-10-14 23:32:32,098 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:32,098 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:32:32,098 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020087762] [2019-10-14 23:32:32,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:32:32,100 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:32,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:32:32,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:32:32,101 INFO L87 Difference]: Start difference. First operand 544 states and 742 transitions. Second operand 11 states. [2019-10-14 23:32:37,047 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 571