/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_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:43:04,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:43:04,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:43:04,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:43:04,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:43:04,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:43:04,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:43:04,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:43:04,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:43:04,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:43:04,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:43:04,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:43:04,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:43:04,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:43:04,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:43:04,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:43:04,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:43:04,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:43:04,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:43:04,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:43:04,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:43:04,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:43:04,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:43:04,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:43:04,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:43:04,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:43:04,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:43:04,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:43:04,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:43:04,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:43:04,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:43:04,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:43:04,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:43:04,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:43:04,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:43:04,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:43:04,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:43:04,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:43:04,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:43:04,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:43:04,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:43:04,943 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 21:43:04,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:43:04,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:43:04,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:43:04,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:43:04,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:43:04,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:43:04,965 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:43:04,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:43:04,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:43:04,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:43:04,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:43:04,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:43:04,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:43:04,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:43:04,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:43:04,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:43:04,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:43:04,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:43:04,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:43:04,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:43:04,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:43:04,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:43:04,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:43:04,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:43:04,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:43:04,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:43:04,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:43:04,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:43:04,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:43:05,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:43:05,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:43:05,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:43:05,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:43:05,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:43:05,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product31.cil.c [2019-11-06 21:43:05,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c067bff6/4673e51f66524ec6968afc56d26b83f8/FLAGfc4acdb37 [2019-11-06 21:43:05,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:43:05,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product31.cil.c [2019-11-06 21:43:06,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c067bff6/4673e51f66524ec6968afc56d26b83f8/FLAGfc4acdb37 [2019-11-06 21:43:06,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c067bff6/4673e51f66524ec6968afc56d26b83f8 [2019-11-06 21:43:06,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:43:06,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:43:06,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:06,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:43:06,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:43:06,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:06" (1/1) ... [2019-11-06 21:43:06,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7297fca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:06, skipping insertion in model container [2019-11-06 21:43:06,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:43:06" (1/1) ... [2019-11-06 21:43:06,158 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:43:06,240 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:43:06,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:06,994 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:43:07,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:43:07,235 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:43:07,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07 WrapperNode [2019-11-06 21:43:07,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:43:07,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:43:07,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:43:07,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:43:07,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (1/1) ... [2019-11-06 21:43:07,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:43:07,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:43:07,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:43:07,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:43:07,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (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 21:43:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:43:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:43:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:43:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:43:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:43:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:43:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:43:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:43:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:43:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:43:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:43:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:43:07,481 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:43:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:43:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:43:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:43:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:43:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:43:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:43:07,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:43:07,485 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:43:07,486 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:43:07,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:43:07,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:43:07,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:07,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:43:07,491 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:43:07,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:43:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:43:07,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:43:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:43:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:43:07,497 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:43:07,498 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:43:07,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:43:07,500 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:43:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:43:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:43:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:43:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:43:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:43:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:43:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:43:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:43:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:43:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:43:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:43:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:43:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:43:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:43:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:43:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:43:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:43:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:43:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:43:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:43:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:43:07,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:43:09,477 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:43:09,477 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:43:09,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:09 BoogieIcfgContainer [2019-11-06 21:43:09,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:43:09,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:43:09,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:43:09,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:43:09,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:43:06" (1/3) ... [2019-11-06 21:43:09,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f727055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:09, skipping insertion in model container [2019-11-06 21:43:09,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:43:07" (2/3) ... [2019-11-06 21:43:09,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f727055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:43:09, skipping insertion in model container [2019-11-06 21:43:09,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:43:09" (3/3) ... [2019-11-06 21:43:09,493 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product31.cil.c [2019-11-06 21:43:09,505 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:43:09,517 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:43:09,528 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:43:09,571 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:43:09,571 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:43:09,572 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:43:09,572 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:43:09,572 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:43:09,572 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:43:09,572 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:43:09,575 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:43:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states. [2019-11-06 21:43:09,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-06 21:43:09,641 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:09,642 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] [2019-11-06 21:43:09,644 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:09,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:09,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1257961618, now seen corresponding path program 1 times [2019-11-06 21:43:09,658 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:09,659 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325323651] [2019-11-06 21:43:09,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,273 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 553 [2019-11-06 21:43:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:12,793 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 21:43:12,794 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325323651] [2019-11-06 21:43:12,795 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:12,795 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:43:12,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969164673] [2019-11-06 21:43:12,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:43:12,805 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:12,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:43:12,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:43:12,823 INFO L87 Difference]: Start difference. First operand 560 states. Second operand 12 states. [2019-11-06 21:43:33,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:43:33,680 INFO L93 Difference]: Finished difference Result 1634 states and 2669 transitions. [2019-11-06 21:43:33,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:43:33,682 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 211 [2019-11-06 21:43:33,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:43:33,713 INFO L225 Difference]: With dead ends: 1634 [2019-11-06 21:43:33,714 INFO L226 Difference]: Without dead ends: 1021 [2019-11-06 21:43:33,729 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2445 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:43:33,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2019-11-06 21:43:34,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 537. [2019-11-06 21:43:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 537 states. [2019-11-06 21:43:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 710 transitions. [2019-11-06 21:43:34,142 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 710 transitions. Word has length 211 [2019-11-06 21:43:34,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:43:34,143 INFO L462 AbstractCegarLoop]: Abstraction has 537 states and 710 transitions. [2019-11-06 21:43:34,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:43:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 710 transitions. [2019-11-06 21:43:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-06 21:43:34,150 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:43:34,150 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] [2019-11-06 21:43:34,151 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:43:34,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:43:34,151 INFO L82 PathProgramCache]: Analyzing trace with hash 836943149, now seen corresponding path program 1 times [2019-11-06 21:43:34,151 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:43:34,152 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836245628] [2019-11-06 21:43:34,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:43:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,790 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 553 [2019-11-06 21:43:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:43:36,365 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 21:43:36,365 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836245628] [2019-11-06 21:43:36,365 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:43:36,366 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:43:36,366 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28284700] [2019-11-06 21:43:36,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:43:36,380 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:43:36,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:43:36,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:43:36,386 INFO L87 Difference]: Start difference. First operand 537 states and 710 transitions. Second operand 13 states. [2019-11-06 21:43:41,961 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 556