/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_spec27_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:43:07,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:43:07,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:43:07,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:43:07,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:43:07,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:43:07,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:43:07,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:43:07,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:43:07,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:43:07,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:43:07,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:43:07,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:43:07,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:43:07,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:43:07,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:43:07,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:43:07,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:43:07,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:43:07,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:43:07,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:43:07,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:43:07,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:43:07,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:43:07,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:43:07,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:43:07,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:43:07,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:43:07,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:43:07,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:43:07,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:43:07,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:43:07,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:43:07,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:43:07,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:43:07,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:43:07,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:43:07,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:43:07,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:43:07,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:43:07,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:43:07,754 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 21:43:07,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:43:07,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:43:07,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:43:07,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:43:07,785 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:43:07,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:43:07,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:43:07,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:43:07,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:43:07,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:43:07,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:43:07,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:43:07,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:43:07,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:43:07,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:43:07,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:43:07,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:43:07,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:43:07,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:43:07,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:43:07,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:43:07,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:43:07,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:43:07,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:43:08,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:43:08,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:43:08,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:43:08,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:43:08,078 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:43:08,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product33.cil.c [2019-11-06 21:43:08,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e3ad9ec/64e3afc8500e4c9da70a9a6077ebd3c2/FLAGe2d8843a3 [2019-11-06 21:43:08,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:43:08,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product33.cil.c [2019-11-06 21:43:08,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e3ad9ec/64e3afc8500e4c9da70a9a6077ebd3c2/FLAGe2d8843a3 [2019-11-06 21:43:09,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e3ad9ec/64e3afc8500e4c9da70a9a6077ebd3c2 [2019-11-06 21:43:09,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:43:09,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:43:09,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:09,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:43:09,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:43:09,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:09" (1/1) ... [2019-11-06 21:43:09,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68075150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:09, skipping insertion in model container [2019-11-06 21:43:09,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:09" (1/1) ... [2019-11-06 21:43:09,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:43:09,120 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:43:09,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:09,895 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:43:10,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:10,203 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:43:10,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10 WrapperNode [2019-11-06 21:43:10,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:10,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:43:10,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:43:10,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:43:10,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (1/1) ... [2019-11-06 21:43:10,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:43:10,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:43:10,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:43:10,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:43:10,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (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 [2019-11-06 21:43:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:43:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:43:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:43:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:43:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:43:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:43:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:43:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:43:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:43:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:43:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:10,522 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:43:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:43:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:43:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:43:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:43:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:43:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:43:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:43:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:43:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:43:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:43:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:43:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-11-06 21:43:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:43:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:43:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:43:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:43:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:43:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:43:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:43:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:43:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:43:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:43:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:43:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:43:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:43:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:43:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:43:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:43:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:43:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:43:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:43:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:43:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:43:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:43:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:43:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:43:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:43:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:43:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:43:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:43:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:43:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:43:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:43:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:43:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:43:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:43:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:43:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:43:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:43:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:43:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:43:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:43:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:43:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:43:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:43:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:43:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:43:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:43:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:43:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:43:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:43:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:43:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:43:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:43:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:43:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:43:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:43:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:43:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:43:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:43:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:43:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:43:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:43:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:43:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:43:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:43:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:43:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:43:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:43:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:43:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:43:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:43:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:43:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:43:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:43:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:43:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:43:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:43:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:43:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:43:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:43:10,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:43:10,556 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:43:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:43:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:43:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:43:10,563 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:43:10,563 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:43:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:43:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:43:10,566 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:43:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:43:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:43:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:43:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:43:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:43:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:43:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:43:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:43:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:43:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:43:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:43:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:43:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:43:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:43:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:43:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:43:12,796 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:43:12,797 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:43:12,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:12 BoogieIcfgContainer [2019-11-06 21:43:12,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:43:12,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:43:12,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:43:12,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:43:12,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:43:09" (1/3) ... [2019-11-06 21:43:12,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ff3f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:12, skipping insertion in model container [2019-11-06 21:43:12,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:10" (2/3) ... [2019-11-06 21:43:12,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ff3f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:12, skipping insertion in model container [2019-11-06 21:43:12,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:12" (3/3) ... [2019-11-06 21:43:12,807 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product33.cil.c [2019-11-06 21:43:12,818 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:43:12,833 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:43:12,846 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:43:12,894 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:43:12,894 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:43:12,895 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:43:12,895 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:43:12,895 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:43:12,898 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:43:12,898 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:43:12,898 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:43:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states. [2019-11-06 21:43:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-06 21:43:12,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:12,972 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:43:12,974 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:12,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:12,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1585064684, now seen corresponding path program 1 times [2019-11-06 21:43:12,989 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:12,989 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102033447] [2019-11-06 21:43:12,990 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,430 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:43:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:15,983 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-06 21:43:15,983 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102033447] [2019-11-06 21:43:15,984 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:15,985 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:43:15,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700493989] [2019-11-06 21:43:15,991 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:43:15,991 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:16,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:43:16,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:43:16,008 INFO L87 Difference]: Start difference. First operand 592 states. Second operand 12 states. [2019-11-06 21:43:37,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:43:37,813 INFO L93 Difference]: Finished difference Result 1711 states and 2779 transitions. [2019-11-06 21:43:37,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:43:37,816 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 213 [2019-11-06 21:43:37,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:43:37,854 INFO L225 Difference]: With dead ends: 1711 [2019-11-06 21:43:37,854 INFO L226 Difference]: Without dead ends: 1077 [2019-11-06 21:43:37,869 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2430 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:43:37,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2019-11-06 21:43:38,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 569. [2019-11-06 21:43:38,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 569 states. [2019-11-06 21:43:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 752 transitions. [2019-11-06 21:43:38,273 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 752 transitions. Word has length 213 [2019-11-06 21:43:38,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:43:38,275 INFO L462 AbstractCegarLoop]: Abstraction has 569 states and 752 transitions. [2019-11-06 21:43:38,275 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:43:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 752 transitions. [2019-11-06 21:43:38,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-06 21:43:38,284 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:38,284 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:43:38,285 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:38,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:38,286 INFO L82 PathProgramCache]: Analyzing trace with hash -871145054, now seen corresponding path program 1 times [2019-11-06 21:43:38,286 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:38,287 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162132992] [2019-11-06 21:43:38,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,143 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:43:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-06 21:43:40,630 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162132992] [2019-11-06 21:43:40,630 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:40,630 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:43:40,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215840357] [2019-11-06 21:43:40,642 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:43:40,642 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:40,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:43:40,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:43:40,650 INFO L87 Difference]: Start difference. First operand 569 states and 752 transitions. Second operand 13 states. [2019-11-06 21:43:45,907 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 562