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_spec7_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:30:43,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:30:43,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:30:43,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:30:43,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:30:43,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:30:43,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:30:43,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:30:43,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:30:43,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:30:43,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:30:43,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:30:43,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:30:43,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:30:43,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:30:43,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:30:43,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:30:43,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:30:43,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:30:43,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:30:43,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:30:43,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:30:43,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:30:43,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:30:43,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:30:43,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:30:43,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:30:43,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:30:43,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:30:43,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:30:43,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:30:43,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:30:43,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:30:43,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:30:43,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:30:43,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:30:43,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:30:43,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:30:43,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:30:43,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:30:43,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:30:43,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:30:43,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:30:43,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:30:43,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:30:43,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:30:43,927 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:30:43,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:30:43,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:30:43,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:30:43,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:30:43,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:30:43,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:30:43,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:30:43,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:30:43,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:30:43,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:30:43,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:30:43,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:30:43,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:30:43,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:30:43,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:30:43,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:30:43,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:30:43,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:30:43,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:30:44,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:30:44,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:30:44,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:30:44,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:30:44,217 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:30:44,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2019-10-14 23:30:44,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8aeab991/1da9fa99496c4eb3b598362801c9ea06/FLAG4e52d0bc7 [2019-10-14 23:30:44,911 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:30:44,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2019-10-14 23:30:44,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8aeab991/1da9fa99496c4eb3b598362801c9ea06/FLAG4e52d0bc7 [2019-10-14 23:30:45,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8aeab991/1da9fa99496c4eb3b598362801c9ea06 [2019-10-14 23:30:45,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:30:45,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:30:45,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:30:45,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:30:45,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:30:45,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:30:45" (1/1) ... [2019-10-14 23:30:45,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@605515df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:45, skipping insertion in model container [2019-10-14 23:30:45,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:30:45" (1/1) ... [2019-10-14 23:30:45,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:30:45,243 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:30:46,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:30:46,066 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:30:46,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:30:46,347 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:30:46,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46 WrapperNode [2019-10-14 23:30:46,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:30:46,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:30:46,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:30:46,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:30:46,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... [2019-10-14 23:30:46,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:30:46,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:30:46,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:30:46,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:30:46,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:30:46,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:30:46,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:30:46,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:30:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:30:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:30:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:30:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:30:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:30:46,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:30:46,617 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:30:46,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:30:46,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:30:46,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:30:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:30:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:30:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:30:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:30:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:30:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:30:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:30:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:30:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-14 23:30:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:30:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:30:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:30:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:30:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:30:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:30:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:30:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:30:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:30:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:30:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:30:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:30:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:30:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:30:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:30:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:30:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:30:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:30:46,631 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:30:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:30:46,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:30:46,633 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:30:46,634 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:30:46,635 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:30:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:30:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:30:46,636 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:30:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:30:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:30:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:30:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:30:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:30:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:30:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:30:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:30:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:30:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:30:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:30:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:30:46,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:30:46,641 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:30:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:30:46,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:30:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:30:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:30:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:30:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:30:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:30:46,655 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:30:46,655 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:30:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:30:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:30:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:30:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:30:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:30:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:30:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:30:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:30:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:30:46,659 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:30:46,660 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:30:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:30:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:30:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2019-10-14 23:30:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:30:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:30:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:30:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:30:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:30:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:30:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:30:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:30:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:30:46,669 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:30:46,670 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:30:46,671 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:30:46,672 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:30:46,673 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:30:46,674 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:30:46,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:30:48,851 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:30:48,851 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:30:48,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:30:48 BoogieIcfgContainer [2019-10-14 23:30:48,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:30:48,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:30:48,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:30:48,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:30:48,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:30:45" (1/3) ... [2019-10-14 23:30:48,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e193450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:30:48, skipping insertion in model container [2019-10-14 23:30:48,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:30:46" (2/3) ... [2019-10-14 23:30:48,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e193450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:30:48, skipping insertion in model container [2019-10-14 23:30:48,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:30:48" (3/3) ... [2019-10-14 23:30:48,863 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product34.cil.c [2019-10-14 23:30:48,873 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:30:48,885 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:30:48,897 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:30:48,949 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:30:48,949 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:30:48,949 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:30:48,949 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:30:48,950 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:30:48,950 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:30:48,950 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:30:48,950 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:30:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states. [2019-10-14 23:30:49,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-14 23:30:49,004 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:30:49,005 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:30:49,007 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:30:49,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:30:49,013 INFO L82 PathProgramCache]: Analyzing trace with hash -2043582156, now seen corresponding path program 1 times [2019-10-14 23:30:49,022 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:30:49,022 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765830867] [2019-10-14 23:30:49,022 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:49,023 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:30:49,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:30:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,698 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 559 [2019-10-14 23:30:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:30:52,464 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765830867] [2019-10-14 23:30:52,464 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:30:52,465 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:30:52,465 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032763408] [2019-10-14 23:30:52,473 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:30:52,474 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:30:52,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:30:52,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:30:52,493 INFO L87 Difference]: Start difference. First operand 647 states. Second operand 11 states. [2019-10-14 23:31:14,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:31:14,048 INFO L93 Difference]: Finished difference Result 1524 states and 2340 transitions. [2019-10-14 23:31:14,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:31:14,054 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 191 [2019-10-14 23:31:14,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:31:14,082 INFO L225 Difference]: With dead ends: 1524 [2019-10-14 23:31:14,082 INFO L226 Difference]: Without dead ends: 1018 [2019-10-14 23:31:14,093 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:31:14,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2019-10-14 23:31:14,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 618. [2019-10-14 23:31:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2019-10-14 23:31:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 838 transitions. [2019-10-14 23:31:14,494 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 838 transitions. Word has length 191 [2019-10-14 23:31:14,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:31:14,496 INFO L462 AbstractCegarLoop]: Abstraction has 618 states and 838 transitions. [2019-10-14 23:31:14,496 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:31:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 838 transitions. [2019-10-14 23:31:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-14 23:31:14,509 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:31:14,510 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:31:14,510 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:31:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:31:14,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1146061920, now seen corresponding path program 1 times [2019-10-14 23:31:14,512 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:31:14,512 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482325839] [2019-10-14 23:31:14,512 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:31:14,512 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:31:14,512 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:31:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,364 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 559 [2019-10-14 23:31:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:31:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:31:16,857 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482325839] [2019-10-14 23:31:16,858 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:31:16,858 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:31:16,858 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343706200] [2019-10-14 23:31:16,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:31:16,871 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:31:16,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:31:16,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:31:16,874 INFO L87 Difference]: Start difference. First operand 618 states and 838 transitions. Second operand 12 states. [2019-10-14 23:31:21,431 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 562