/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec27_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:42:20,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:42:20,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:42:20,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:42:20,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:42:20,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:42:20,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:42:20,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:42:20,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:42:20,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:42:20,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:42:20,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:42:20,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:42:20,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:42:20,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:42:20,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:42:20,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:42:20,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:42:20,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:42:20,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:42:20,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:42:20,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:42:20,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:42:20,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:42:20,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:42:20,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:42:20,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:42:20,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:42:20,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:42:20,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:42:20,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:42:20,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:42:20,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:42:20,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:42:20,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:42:20,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:42:20,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:42:20,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:42:20,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:42:20,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:42:20,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:42:20,884 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 21:42:20,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:42:20,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:42:20,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:42:20,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:42:20,908 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:42:20,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:42:20,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:42:20,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:42:20,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:42:20,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:42:20,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:42:20,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:42:20,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:42:20,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:42:20,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:42:20,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:42:20,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:42:20,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:42:20,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:42:20,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:42:20,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:42:20,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:42:20,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:42:20,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:42:20,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:42:20,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:42:20,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:42:20,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:42:20,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:42:21,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:42:21,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:42:21,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:42:21,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:42:21,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:42:21,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product19.cil.c [2019-11-06 21:42:21,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a46cb8c/6df366ebcffc492087c4866921859dc0/FLAG7783f61cd [2019-11-06 21:42:21,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:42:21,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product19.cil.c [2019-11-06 21:42:21,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a46cb8c/6df366ebcffc492087c4866921859dc0/FLAG7783f61cd [2019-11-06 21:42:22,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a46cb8c/6df366ebcffc492087c4866921859dc0 [2019-11-06 21:42:22,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:42:22,116 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:42:22,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:42:22,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:42:22,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:42:22,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:42:22" (1/1) ... [2019-11-06 21:42:22,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71143ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:22, skipping insertion in model container [2019-11-06 21:42:22,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:42:22" (1/1) ... [2019-11-06 21:42:22,130 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:42:22,207 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:42:22,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:42:22,931 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:42:23,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:42:23,158 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:42:23,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23 WrapperNode [2019-11-06 21:42:23,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:42:23,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:42:23,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:42:23,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:42:23,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (1/1) ... [2019-11-06 21:42:23,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:42:23,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:42:23,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:42:23,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:42:23,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (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 21:42:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:42:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:42:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:42:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:42:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:42:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:42:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:42:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:42:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:42:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:42:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:42:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:42:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:42:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:42:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:42:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:42:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:42:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:42:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:42:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:42:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:42:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:42:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:42:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:42:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:42:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:42:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:42:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:42:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:42:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:42:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:42:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:42:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:42:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:42:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:42:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:42:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:42:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:42:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:42:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:42:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:42:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:42:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:42:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:42:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:42:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:42:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:42:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:42:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:42:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:42:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:42:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:42:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:42:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:42:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:42:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:42:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:42:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:42:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:42:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:42:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:42:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:42:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:42:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:42:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:42:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:42:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:42:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:42:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:42:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:42:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:42:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:42:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:42:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:42:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:42:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:42:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-11-06 21:42:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:42:23,472 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:42:23,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:42:23,474 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:42:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:42:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:42:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:42:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:42:23,475 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:42:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:42:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:42:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:42:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:42:23,476 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:42:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:42:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:42:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:42:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:42:23,477 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:42:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:42:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:42:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:42:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:42:23,478 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:42:23,479 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:42:23,480 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:42:23,481 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:42:23,482 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:42:23,483 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:42:23,484 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:42:23,485 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:42:23,486 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:42:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:42:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:42:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:42:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:42:23,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:42:25,676 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:42:25,676 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:42:25,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:42:25 BoogieIcfgContainer [2019-11-06 21:42:25,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:42:25,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:42:25,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:42:25,683 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:42:25,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:42:22" (1/3) ... [2019-11-06 21:42:25,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb1e9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:42:25, skipping insertion in model container [2019-11-06 21:42:25,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:42:23" (2/3) ... [2019-11-06 21:42:25,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb1e9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:42:25, skipping insertion in model container [2019-11-06 21:42:25,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:42:25" (3/3) ... [2019-11-06 21:42:25,687 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product19.cil.c [2019-11-06 21:42:25,697 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:42:25,709 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:42:25,722 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:42:25,756 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:42:25,757 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:42:25,757 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:42:25,757 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:42:25,757 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:42:25,757 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:42:25,757 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:42:25,757 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:42:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states. [2019-11-06 21:42:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-06 21:42:25,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:42:25,828 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:42:25,831 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:42:25,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:42:25,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1324397403, now seen corresponding path program 1 times [2019-11-06 21:42:25,850 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:42:25,851 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741266463] [2019-11-06 21:42:25,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:42:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,280 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:42:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:42:28,727 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741266463] [2019-11-06 21:42:28,728 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:42:28,728 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:42:28,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416533309] [2019-11-06 21:42:28,736 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:42:28,736 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:42:28,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:42:28,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:42:28,753 INFO L87 Difference]: Start difference. First operand 496 states. Second operand 12 states. [2019-11-06 21:42:54,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:42:54,193 INFO L93 Difference]: Finished difference Result 1474 states and 2441 transitions. [2019-11-06 21:42:54,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:42:54,195 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 179 [2019-11-06 21:42:54,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:42:54,223 INFO L225 Difference]: With dead ends: 1474 [2019-11-06 21:42:54,223 INFO L226 Difference]: Without dead ends: 925 [2019-11-06 21:42:54,237 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2371 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:42:54,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2019-11-06 21:42:54,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 473. [2019-11-06 21:42:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2019-11-06 21:42:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 624 transitions. [2019-11-06 21:42:54,613 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 624 transitions. Word has length 179 [2019-11-06 21:42:54,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:42:54,615 INFO L462 AbstractCegarLoop]: Abstraction has 473 states and 624 transitions. [2019-11-06 21:42:54,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:42:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 624 transitions. [2019-11-06 21:42:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-06 21:42:54,622 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:42:54,622 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:42:54,623 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:42:54,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:42:54,623 INFO L82 PathProgramCache]: Analyzing trace with hash -703879322, now seen corresponding path program 1 times [2019-11-06 21:42:54,624 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:42:54,624 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281392913] [2019-11-06 21:42:54,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:42:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,357 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:42:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:42:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:42:56,786 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281392913] [2019-11-06 21:42:56,786 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:42:56,787 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:42:56,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123769131] [2019-11-06 21:42:56,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:42:56,801 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:42:56,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:42:56,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:42:56,807 INFO L87 Difference]: Start difference. First operand 473 states and 624 transitions. Second operand 13 states. [2019-11-06 21:43:02,197 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 544