/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_spec7_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:49:42,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:49:42,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:49:42,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:49:42,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:49:42,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:49:42,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:49:42,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:49:42,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:49:42,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:49:42,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:49:42,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:49:42,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:49:42,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:49:42,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:49:42,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:49:42,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:49:42,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:49:42,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:49:42,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:49:42,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:49:42,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:49:42,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:49:42,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:49:42,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:49:42,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:49:42,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:49:42,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:49:42,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:49:42,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:49:42,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:49:42,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:49:42,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:49:42,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:49:42,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:49:42,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:49:42,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:49:42,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:49:42,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:49:42,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:49:42,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:49:42,855 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 21:49:42,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:49:42,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:49:42,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:49:42,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:49:42,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:49:42,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:49:42,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:49:42,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:49:42,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:49:42,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:49:42,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:49:42,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:49:42,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:49:42,881 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:49:42,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:49:42,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:49:42,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:49:42,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:49:42,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:49:42,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:49:42,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:49:42,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:49:42,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:49:42,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:49:42,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:49:42,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:49:42,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:49:42,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:49:42,884 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:49:43,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:49:43,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:49:43,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:49:43,179 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:49:43,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:49:43,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2019-11-06 21:49:43,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90162db6b/8b434df332dc4a1e92ef6036f470a56f/FLAG7e0b4b406 [2019-11-06 21:49:43,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:49:43,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec7_product34.cil.c [2019-11-06 21:49:43,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90162db6b/8b434df332dc4a1e92ef6036f470a56f/FLAG7e0b4b406 [2019-11-06 21:49:44,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90162db6b/8b434df332dc4a1e92ef6036f470a56f [2019-11-06 21:49:44,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:49:44,098 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:49:44,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:49:44,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:49:44,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:49:44,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:44" (1/1) ... [2019-11-06 21:49:44,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74348c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:44, skipping insertion in model container [2019-11-06 21:49:44,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:49:44" (1/1) ... [2019-11-06 21:49:44,114 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:49:44,187 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:49:45,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:49:45,052 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:49:45,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:49:45,350 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:49:45,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45 WrapperNode [2019-11-06 21:49:45,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:49:45,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:49:45,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:49:45,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:49:45,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (1/1) ... [2019-11-06 21:49:45,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:49:45,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:49:45,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:49:45,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:49:45,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (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 21:49:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:49:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:49:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:49:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:49:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:49:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:49:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:49:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:49:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:49:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:49:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:49:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:49:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:49:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:49:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:49:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:49:45,651 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:49:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:49:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:49:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:49:45,652 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:49:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:49:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:49:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:49:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:49:45,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-11-06 21:49:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:49:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:49:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:49:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:49:45,654 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:49:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:49:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2019-11-06 21:49:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:49:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:49:45,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:49:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:49:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:49:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:49:45,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:49:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:49:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:49:45,657 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:49:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:49:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:49:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:49:45,658 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:49:45,659 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:49:45,660 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:49:45,660 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:49:45,660 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:49:45,660 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:49:45,660 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:49:45,661 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:49:45,662 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:49:45,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:49:45,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:49:45,663 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:49:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:49:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:49:45,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:49:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:49:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:49:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:49:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:49:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:49:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:49:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:49:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:49:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:49:45,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:49:45,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:49:45,668 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:49:45,668 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:49:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:49:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:49:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:49:45,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:49:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:49:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:49:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:49:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:49:45,670 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-11-06 21:49:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:49:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:49:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:49:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:49:45,671 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:49:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:49:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:49:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:49:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:49:45,672 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:49:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:49:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:49:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:49:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:49:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:49:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:49:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:49:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:49:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:49:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:49:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:49:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:49:45,675 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:49:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:49:45,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:49:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:49:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:49:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:49:45,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:49:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:49:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:49:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:49:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:49:45,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:49:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:49:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:49:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:49:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:49:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:49:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:49:45,692 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:49:45,693 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:49:45,694 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:49:45,695 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:49:45,696 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:49:45,697 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:49:45,698 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:49:45,699 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:49:45,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:49:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:49:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:49:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:49:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:49:45,702 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:49:45,703 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:49:45,704 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:49:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:49:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:49:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:49:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:49:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:49:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:49:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:49:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:49:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:49:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:49:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:49:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:49:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:49:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:49:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:49:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:49:48,078 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:49:48,078 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:49:48,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:48 BoogieIcfgContainer [2019-11-06 21:49:48,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:49:48,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:49:48,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:49:48,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:49:48,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:49:44" (1/3) ... [2019-11-06 21:49:48,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f2af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:48, skipping insertion in model container [2019-11-06 21:49:48,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:49:45" (2/3) ... [2019-11-06 21:49:48,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f2af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:49:48, skipping insertion in model container [2019-11-06 21:49:48,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:49:48" (3/3) ... [2019-11-06 21:49:48,089 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product34.cil.c [2019-11-06 21:49:48,099 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:49:48,111 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:49:48,124 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:49:48,160 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:49:48,161 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:49:48,161 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:49:48,161 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:49:48,161 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:49:48,164 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:49:48,164 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:49:48,165 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:49:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states. [2019-11-06 21:49:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-06 21:49:48,247 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:49:48,248 INFO L410 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] [2019-11-06 21:49:48,252 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:49:48,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:49:48,259 INFO L82 PathProgramCache]: Analyzing trace with hash -2043582156, now seen corresponding path program 1 times [2019-11-06 21:49:48,271 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:49:48,271 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043514463] [2019-11-06 21:49:48,272 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:49:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,811 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:49:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:49:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:49:51,267 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043514463] [2019-11-06 21:49:51,268 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:49:51,268 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:49:51,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531722085] [2019-11-06 21:49:51,275 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:49:51,275 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:49:51,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:49:51,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:49:51,292 INFO L87 Difference]: Start difference. First operand 647 states. Second operand 11 states. [2019-11-06 21:50:12,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:50:12,716 INFO L93 Difference]: Finished difference Result 1524 states and 2340 transitions. [2019-11-06 21:50:12,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-11-06 21:50:12,718 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 191 [2019-11-06 21:50:12,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:50:12,764 INFO L225 Difference]: With dead ends: 1524 [2019-11-06 21:50:12,765 INFO L226 Difference]: Without dead ends: 1018 [2019-11-06 21:50:12,780 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-11-06 21:50:12,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2019-11-06 21:50:13,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 618. [2019-11-06 21:50:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2019-11-06 21:50:13,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 838 transitions. [2019-11-06 21:50:13,148 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 838 transitions. Word has length 191 [2019-11-06 21:50:13,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:50:13,149 INFO L462 AbstractCegarLoop]: Abstraction has 618 states and 838 transitions. [2019-11-06 21:50:13,149 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:50:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 838 transitions. [2019-11-06 21:50:13,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-06 21:50:13,155 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:50:13,155 INFO L410 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] [2019-11-06 21:50:13,156 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:50:13,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:50:13,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1146061920, now seen corresponding path program 1 times [2019-11-06 21:50:13,156 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:50:13,156 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502625409] [2019-11-06 21:50:13,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:50:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,881 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:50:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:50:15,286 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502625409] [2019-11-06 21:50:15,286 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:50:15,286 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:50:15,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381746485] [2019-11-06 21:50:15,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:50:15,306 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:50:15,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:50:15,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:50:15,306 INFO L87 Difference]: Start difference. First operand 618 states and 838 transitions. Second operand 12 states. [2019-11-06 21:50:19,439 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 562