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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:32:07,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:32:07,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:32:07,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:32:07,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:32:07,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:32:07,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:32:07,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:32:07,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:32:07,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:32:07,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:32:07,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:32:07,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:32:07,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:32:07,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:32:07,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:32:07,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:32:07,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:32:07,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:32:07,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:32:07,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:32:07,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:32:07,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:32:07,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:32:07,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:32:07,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:32:07,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:32:07,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:32:07,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:32:07,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:32:07,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:32:07,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:32:07,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:32:07,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:32:07,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:32:07,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:32:07,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:32:07,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:32:07,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:32:07,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:32:07,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:32:07,728 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 23:32:07,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:32:07,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:32:07,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:32:07,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:32:07,750 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:32:07,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:32:07,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:32:07,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:32:07,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:32:07,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:32:07,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:32:07,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:32:07,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:32:07,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:32:07,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:32:07,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:32:07,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:32:07,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:32:07,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:32:07,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:32:07,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:32:07,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:07,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:32:07,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:32:07,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:32:07,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:32:07,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:32:07,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:32:07,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:32:08,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:32:08,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:32:08,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:32:08,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:32:08,038 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:32:08,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product22.cil.c [2019-10-14 23:32:08,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5170fc13/36b19837ffd34732841e88cbdacfae5c/FLAG5d99556f1 [2019-10-14 23:32:08,733 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:32:08,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product22.cil.c [2019-10-14 23:32:08,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5170fc13/36b19837ffd34732841e88cbdacfae5c/FLAG5d99556f1 [2019-10-14 23:32:08,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5170fc13/36b19837ffd34732841e88cbdacfae5c [2019-10-14 23:32:08,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:32:08,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:32:08,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:08,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:32:08,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:32:08,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:08" (1/1) ... [2019-10-14 23:32:08,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7e0ad1 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 23:32:08,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:08" (1/1) ... [2019-10-14 23:32:08,954 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:32:09,029 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:32:09,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:09,838 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:32:09,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:10,028 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:32:10,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10 WrapperNode [2019-10-14 23:32:10,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:10,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:32:10,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:32:10,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:32:10,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (1/1) ... [2019-10-14 23:32:10,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:32:10,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:32:10,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:32:10,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:32:10,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (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 23:32:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:32:10,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:32:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:32:10,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:32:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:32:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:32:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:32:10,304 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:32:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:32:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:32:10,305 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:32:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:32:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:32:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:32:10,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:32:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:32:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:32:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:32:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:32:10,307 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:32:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:32:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:32:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:32:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:32:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:32:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:32:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:32:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:32:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:32:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:32:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:32:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:32:10,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:32:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:32:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:32:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:32:10,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:32:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:32:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:32:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:32:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:32:10,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:32:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:32:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:32:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:32:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:32:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:32:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:32:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:32:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:32:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:32:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:32:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:32:10,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:32:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:32:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:32:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:32:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:32:10,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:32:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:32:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:32:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:32:10,317 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:32:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-10-14 23:32:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:32:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:32:10,318 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:32:10,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:32:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:32:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:32:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:32:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:32:10,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:32:10,321 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:32:10,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:32:10,323 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:10,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:32:10,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:32:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:32:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:32:10,326 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:32:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:32:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:32:10,326 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:32:10,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:32:10,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:32:10,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:32:10,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:32:10,331 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:32:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:32:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:32:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:32:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:32:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:32:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:32:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:32:10,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:32:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:32:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:32:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:32:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:32:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:32:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:32:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:32:10,339 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:32:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:32:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:32:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:32:10,343 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:32:10,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:32:10,345 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:32:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:32:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:32:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:32:10,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:32:12,683 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:32:12,683 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:32:12,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:12 BoogieIcfgContainer [2019-10-14 23:32:12,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:32:12,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:32:12,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:32:12,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:32:12,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:32:08" (1/3) ... [2019-10-14 23:32:12,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ea9656 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 23:32:12,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:10" (2/3) ... [2019-10-14 23:32:12,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ea9656 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 23:32:12,692 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 23:32:12,695 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product22.cil.c [2019-10-14 23:32:12,705 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:32:12,717 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:32:12,729 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:32:12,770 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:32:12,770 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:32:12,771 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:32:12,771 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:32:12,771 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:32:12,771 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:32:12,771 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:32:12,771 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:32:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states. [2019-10-14 23:32:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-10-14 23:32:12,834 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:12,835 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] [2019-10-14 23:32:12,838 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:12,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:12,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1826249356, now seen corresponding path program 1 times [2019-10-14 23:32:12,859 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:12,860 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265441454] [2019-10-14 23:32:12,860 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:12,860 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:12,860 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,455 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 23:32:15,471 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 23:32:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:15,881 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 23:32:15,881 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265441454] [2019-10-14 23:32:15,882 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:15,882 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:32:15,883 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716393990] [2019-10-14 23:32:15,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:32:15,888 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:15,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:32:15,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:32:15,906 INFO L87 Difference]: Start difference. First operand 512 states. Second operand 10 states. [2019-10-14 23:32:28,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:32:28,964 INFO L93 Difference]: Finished difference Result 1114 states and 1615 transitions. [2019-10-14 23:32:28,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 23:32:28,966 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2019-10-14 23:32:28,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:32:28,991 INFO L225 Difference]: With dead ends: 1114 [2019-10-14 23:32:28,992 INFO L226 Difference]: Without dead ends: 780 [2019-10-14 23:32:29,000 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:32:29,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2019-10-14 23:32:29,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 489. [2019-10-14 23:32:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2019-10-14 23:32:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 647 transitions. [2019-10-14 23:32:29,265 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 647 transitions. Word has length 145 [2019-10-14 23:32:29,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:32:29,266 INFO L462 AbstractCegarLoop]: Abstraction has 489 states and 647 transitions. [2019-10-14 23:32:29,267 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-14 23:32:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 647 transitions. [2019-10-14 23:32:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-14 23:32:29,272 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:29,273 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] [2019-10-14 23:32:29,273 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:29,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:29,274 INFO L82 PathProgramCache]: Analyzing trace with hash -1826131323, now seen corresponding path program 1 times [2019-10-14 23:32:29,274 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:29,274 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400892388] [2019-10-14 23:32:29,274 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:29,274 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:29,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,071 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 23:32:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:31,430 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 23:32:31,430 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400892388] [2019-10-14 23:32:31,431 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:31,431 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:32:31,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914641444] [2019-10-14 23:32:31,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:32:31,433 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:31,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:32:31,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:32:31,434 INFO L87 Difference]: Start difference. First operand 489 states and 647 transitions. Second operand 11 states. [2019-10-14 23:32:36,457 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 565