/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:40:07,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:40:07,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:40:07,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:40:07,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:40:07,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:40:07,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:40:07,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:40:07,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:40:07,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:40:07,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:40:07,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:40:07,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:40:07,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:40:07,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:40:07,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:40:07,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:40:07,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:40:07,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:40:07,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:40:07,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:40:07,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:40:07,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:40:07,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:40:07,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:40:07,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:40:07,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:40:07,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:40:07,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:40:07,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:40:07,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:40:07,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:40:07,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:40:07,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:40:07,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:40:07,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:40:07,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:40:07,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:40:07,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:40:07,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:40:07,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:40:07,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:40:07,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:40:07,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:40:07,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:40:07,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:40:07,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:40:07,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:40:07,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:40:07,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:40:07,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:40:07,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:40:07,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:40:07,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:40:07,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:40:07,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:40:07,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:40:07,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:40:07,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:40:07,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:40:07,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:40:07,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:40:07,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:40:07,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:40:07,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:40:07,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:40:07,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:40:07,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:40:07,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:40:07,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:40:07,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:40:08,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:40:08,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:40:08,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:40:08,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:40:08,057 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:40:08,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2019-11-06 21:40:08,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7151304/45ad965973d8475485f58adbf1c41664/FLAG0e2bf3170 [2019-11-06 21:40:08,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:40:08,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2019-11-06 21:40:08,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7151304/45ad965973d8475485f58adbf1c41664/FLAG0e2bf3170 [2019-11-06 21:40:09,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7151304/45ad965973d8475485f58adbf1c41664 [2019-11-06 21:40:09,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:40:09,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:40:09,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:40:09,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:40:09,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:40:09,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:09,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7edca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09, skipping insertion in model container [2019-11-06 21:40:09,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:09,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:40:09,122 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:40:09,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:40:09,790 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:40:09,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:40:09,993 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:40:09,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09 WrapperNode [2019-11-06 21:40:09,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:40:09,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:40:09,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:40:09,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:40:10,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:40:10,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:40:10,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:40:10,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:40:10,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (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 [2019-11-06 21:40:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:40:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:40:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:40:10,215 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:40:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:40:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:40:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:40:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:40:10,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:40:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:40:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:40:10,217 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:40:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:40:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:40:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:40:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:40:10,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:40:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:40:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:40:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:40:10,219 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:40:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:40:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:40:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:40:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:40:10,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:40:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:40:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:40:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:40:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:40:10,221 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:40:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:40:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:40:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:40:10,222 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:40:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:40:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:40:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:40:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:40:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:40:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:40:10,225 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:40:10,226 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:40:10,227 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:40:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:40:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:40:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:40:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:40:10,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:40:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:40:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:40:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:40:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:40:10,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:40:10,230 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:40:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2019-11-06 21:40:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-06 21:40:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:40:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:40:10,231 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:40:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:40:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:40:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:40:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:40:10,232 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:40:10,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:40:10,234 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:40:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:40:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:40:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:40:10,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:40:10,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:40:10,236 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:40:10,237 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:40:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:40:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:40:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:40:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:40:10,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:40:10,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:40:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:40:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:40:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:40:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:40:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:40:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:40:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:40:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:40:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:40:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:40:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:40:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:40:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:40:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:40:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:40:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:40:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:40:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:40:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:40:10,247 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:40:10,248 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:40:10,249 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:40:10,250 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:40:10,251 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:40:10,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:40:10,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:40:12,085 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:40:12,085 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:40:12,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:40:12 BoogieIcfgContainer [2019-11-06 21:40:12,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:40:12,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:40:12,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:40:12,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:40:12,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:40:09" (1/3) ... [2019-11-06 21:40:12,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abad405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:40:12, skipping insertion in model container [2019-11-06 21:40:12,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09" (2/3) ... [2019-11-06 21:40:12,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abad405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:40:12, skipping insertion in model container [2019-11-06 21:40:12,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:40:12" (3/3) ... [2019-11-06 21:40:12,094 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product36.cil.c [2019-11-06 21:40:12,103 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:40:12,115 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:40:12,126 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:40:12,165 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:40:12,165 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:40:12,165 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:40:12,165 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:40:12,166 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:40:12,166 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:40:12,166 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:40:12,166 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:40:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states. [2019-11-06 21:40:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-06 21:40:12,203 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:12,204 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:40:12,206 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:12,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:12,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1244426265, now seen corresponding path program 1 times [2019-11-06 21:40:12,222 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:12,222 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309022058] [2019-11-06 21:40:12,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,390 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 517 [2019-11-06 21:40:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:14,633 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-06 21:40:14,634 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309022058] [2019-11-06 21:40:14,635 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:40:14,635 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 21:40:14,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617741385] [2019-11-06 21:40:14,641 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 21:40:14,641 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:40:14,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 21:40:14,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:40:14,658 INFO L87 Difference]: Start difference. First operand 353 states. Second operand 8 states. [2019-11-06 21:40:22,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:40:22,208 INFO L93 Difference]: Finished difference Result 775 states and 1147 transitions. [2019-11-06 21:40:22,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-06 21:40:22,210 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2019-11-06 21:40:22,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:40:22,233 INFO L225 Difference]: With dead ends: 775 [2019-11-06 21:40:22,234 INFO L226 Difference]: Without dead ends: 520 [2019-11-06 21:40:22,241 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2019-11-06 21:40:22,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2019-11-06 21:40:22,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 334. [2019-11-06 21:40:22,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2019-11-06 21:40:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 446 transitions. [2019-11-06 21:40:22,481 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 446 transitions. Word has length 136 [2019-11-06 21:40:22,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:40:22,481 INFO L462 AbstractCegarLoop]: Abstraction has 334 states and 446 transitions. [2019-11-06 21:40:22,482 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 21:40:22,482 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2019-11-06 21:40:22,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-06 21:40:22,487 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:22,487 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:40:22,487 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:22,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:22,488 INFO L82 PathProgramCache]: Analyzing trace with hash -187214702, now seen corresponding path program 1 times [2019-11-06 21:40:22,488 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:22,488 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438361449] [2019-11-06 21:40:22,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,024 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 517 [2019-11-06 21:40:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-06 21:40:24,245 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438361449] [2019-11-06 21:40:24,246 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:40:24,246 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-06 21:40:24,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266283450] [2019-11-06 21:40:24,248 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 21:40:24,248 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:40:24,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 21:40:24,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-11-06 21:40:24,249 INFO L87 Difference]: Start difference. First operand 334 states and 446 transitions. Second operand 9 states. [2019-11-06 21:40:26,905 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 520 [2019-11-06 21:40:35,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:40:35,325 INFO L93 Difference]: Finished difference Result 718 states and 1016 transitions. [2019-11-06 21:40:35,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 21:40:35,326 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 137 [2019-11-06 21:40:35,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:40:35,331 INFO L225 Difference]: With dead ends: 718 [2019-11-06 21:40:35,331 INFO L226 Difference]: Without dead ends: 523 [2019-11-06 21:40:35,333 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2019-11-06 21:40:35,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2019-11-06 21:40:35,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 336. [2019-11-06 21:40:35,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2019-11-06 21:40:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 448 transitions. [2019-11-06 21:40:35,472 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 448 transitions. Word has length 137 [2019-11-06 21:40:35,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:40:35,473 INFO L462 AbstractCegarLoop]: Abstraction has 336 states and 448 transitions. [2019-11-06 21:40:35,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 21:40:35,473 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 448 transitions. [2019-11-06 21:40:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-06 21:40:35,476 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:35,476 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:40:35,476 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:35,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:35,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1067392320, now seen corresponding path program 1 times [2019-11-06 21:40:35,477 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:35,477 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747656099] [2019-11-06 21:40:35,477 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,215 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 517 [2019-11-06 21:40:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-06 21:40:37,589 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747656099] [2019-11-06 21:40:37,589 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:40:37,589 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:40:37,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754733013] [2019-11-06 21:40:37,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:40:37,592 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:40:37,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:40:37,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:40:37,594 INFO L87 Difference]: Start difference. First operand 336 states and 448 transitions. Second operand 12 states. [2019-11-06 21:40:40,109 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 519