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-f4eb214f-m [2019-10-13 19:27:29,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:27:29,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:27:29,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:27:29,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:27:29,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:27:29,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:27:29,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:27:29,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:27:29,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:27:29,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:27:29,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:27:29,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:27:29,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:27:29,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:27:29,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:27:29,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:27:29,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:27:29,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:27:29,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:27:29,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:27:29,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:27:29,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:27:29,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:27:29,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:27:29,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:27:29,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:27:29,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:27:29,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:27:29,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:27:29,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:27:29,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:27:29,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:27:29,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:27:29,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:27:29,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:27:29,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:27:29,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:27:29,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:27:29,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:27:29,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:27:29,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 19:27:29,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:27:29,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:27:29,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:27:29,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:27:29,715 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:27:29,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:27:29,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:27:29,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:27:29,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:27:29,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:27:29,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:27:29,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:27:29,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:27:29,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:27:29,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:27:29,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:27:29,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:27:29,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:27:29,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:27:29,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:27:29,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:27:29,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:27:29,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:27:29,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:27:29,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:27:30,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:27:30,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:27:30,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:27:30,012 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:27:30,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product19.cil.c [2019-10-13 19:27:30,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26cb6b683/02dd06d282a946238dbe11025d6b5454/FLAGc827b5ee8 [2019-10-13 19:27:30,707 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:27:30,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product19.cil.c [2019-10-13 19:27:30,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26cb6b683/02dd06d282a946238dbe11025d6b5454/FLAGc827b5ee8 [2019-10-13 19:27:30,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26cb6b683/02dd06d282a946238dbe11025d6b5454 [2019-10-13 19:27:30,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:27:30,921 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:27:30,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:27:30,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:27:30,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:27:30,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:27:30" (1/1) ... [2019-10-13 19:27:30,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de72e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:30, skipping insertion in model container [2019-10-13 19:27:30,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:27:30" (1/1) ... [2019-10-13 19:27:30,938 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:27:31,013 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:27:31,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:27:31,824 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:27:31,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:27:32,034 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:27:32,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32 WrapperNode [2019-10-13 19:27:32,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:27:32,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:27:32,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:27:32,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:27:32,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... [2019-10-13 19:27:32,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:27:32,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:27:32,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:27:32,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:27:32,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:27:32,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:27:32,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:27:32,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:27:32,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:27:32,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:27:32,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:27:32,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:27:32,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:27:32,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:27:32,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:27:32,284 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:27:32,284 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:27:32,284 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:27:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:27:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 19:27:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 19:27:32,285 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 19:27:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 19:27:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 19:27:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 19:27:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 19:27:32,286 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 19:27:32,287 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:27:32,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:27:32,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 19:27:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 19:27:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 19:27:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 19:27:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-13 19:27:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:27:32,289 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:27:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-13 19:27:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-13 19:27:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 19:27:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 19:27:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 19:27:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 19:27:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 19:27:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 19:27:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 19:27:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 19:27:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 19:27:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 19:27:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 19:27:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 19:27:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 19:27:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 19:27:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 19:27:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 19:27:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 19:27:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 19:27:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 19:27:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 19:27:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 19:27:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 19:27:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 19:27:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 19:27:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 19:27:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 19:27:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 19:27:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 19:27:32,297 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 19:27:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 19:27:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 19:27:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 19:27:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 19:27:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 19:27:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 19:27:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 19:27:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 19:27:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 19:27:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 19:27:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 19:27:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 19:27:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 19:27:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 19:27:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 19:27:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 19:27:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 19:27:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 19:27:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 19:27:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 19:27:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 19:27:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 19:27:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 19:27:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 19:27:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 19:27:32,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 19:27:32,304 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 19:27:32,304 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 19:27:32,304 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 19:27:32,304 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 19:27:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-13 19:27:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-13 19:27:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 19:27:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 19:27:32,305 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 19:27:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 19:27:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 19:27:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 19:27:32,306 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 19:27:32,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 19:27:32,307 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 19:27:32,307 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-13 19:27:32,307 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-13 19:27:32,308 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-13 19:27:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:27:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:27:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:27:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:27:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:27:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:27:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:27:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:27:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:27:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:27:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:27:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:27:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:27:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:27:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:27:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:27:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:27:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:27:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:27:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:27:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 19:27:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 19:27:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 19:27:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 19:27:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-10-13 19:27:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:27:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:27:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:27:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 19:27:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 19:27:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 19:27:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 19:27:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 19:27:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 19:27:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 19:27:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 19:27:32,318 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 19:27:32,319 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 19:27:32,320 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 19:27:32,321 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 19:27:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-13 19:27:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-13 19:27:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 19:27:32,322 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 19:27:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 19:27:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 19:27:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 19:27:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 19:27:32,323 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 19:27:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 19:27:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 19:27:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 19:27:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 19:27:32,324 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 19:27:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 19:27:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 19:27:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 19:27:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 19:27:32,325 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 19:27:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 19:27:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 19:27:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 19:27:32,326 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 19:27:32,327 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 19:27:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 19:27:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 19:27:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 19:27:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 19:27:32,328 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 19:27:32,329 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 19:27:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 19:27:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-13 19:27:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-13 19:27:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-13 19:27:32,330 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 19:27:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-13 19:27:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-13 19:27:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:27:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:27:32,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:27:34,490 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:27:34,490 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 19:27:34,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:34 BoogieIcfgContainer [2019-10-13 19:27:34,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:27:34,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:27:34,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:27:34,497 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:27:34,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:27:30" (1/3) ... [2019-10-13 19:27:34,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c52e02a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:34, skipping insertion in model container [2019-10-13 19:27:34,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:27:32" (2/3) ... [2019-10-13 19:27:34,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c52e02a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:34, skipping insertion in model container [2019-10-13 19:27:34,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:34" (3/3) ... [2019-10-13 19:27:34,500 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product19.cil.c [2019-10-13 19:27:34,511 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:27:34,520 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:27:34,532 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:27:34,561 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:27:34,562 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:27:34,562 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:27:34,562 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:27:34,562 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:27:34,562 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:27:34,562 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:27:34,563 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:27:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states. [2019-10-13 19:27:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-10-13 19:27:34,626 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:27:34,628 INFO L380 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] [2019-10-13 19:27:34,631 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:27:34,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:27:34,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1324397403, now seen corresponding path program 1 times [2019-10-13 19:27:34,652 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:27:34,652 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162424356] [2019-10-13 19:27:34,653 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:27:34,653 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:27:34,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:27:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,058 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-13 19:27:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:27:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 19:27:37,520 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162424356] [2019-10-13 19:27:37,520 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:27:37,521 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:27:37,521 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886879330] [2019-10-13 19:27:37,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:27:37,526 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:27:37,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:27:37,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:27:37,543 INFO L87 Difference]: Start difference. First operand 496 states. Second operand 12 states. [2019-10-13 19:28:01,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:28:01,069 INFO L93 Difference]: Finished difference Result 1474 states and 2441 transitions. [2019-10-13 19:28:01,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-13 19:28:01,072 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 179 [2019-10-13 19:28:01,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:28:01,102 INFO L225 Difference]: With dead ends: 1474 [2019-10-13 19:28:01,102 INFO L226 Difference]: Without dead ends: 925 [2019-10-13 19:28:01,116 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2369 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-13 19:28:01,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2019-10-13 19:28:01,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 473. [2019-10-13 19:28:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2019-10-13 19:28:01,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 624 transitions. [2019-10-13 19:28:01,434 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 624 transitions. Word has length 179 [2019-10-13 19:28:01,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:28:01,435 INFO L462 AbstractCegarLoop]: Abstraction has 473 states and 624 transitions. [2019-10-13 19:28:01,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:28:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 624 transitions. [2019-10-13 19:28:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-13 19:28:01,440 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:28:01,443 INFO L380 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] [2019-10-13 19:28:01,444 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:28:01,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:28:01,445 INFO L82 PathProgramCache]: Analyzing trace with hash -703879322, now seen corresponding path program 1 times [2019-10-13 19:28:01,446 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:28:01,446 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440556103] [2019-10-13 19:28:01,446 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:01,446 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:28:01,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:28:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,207 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-13 19:28:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:28:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 19:28:03,604 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440556103] [2019-10-13 19:28:03,604 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:28:03,605 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-13 19:28:03,605 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603794644] [2019-10-13 19:28:03,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-13 19:28:03,607 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:28:03,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-13 19:28:03,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:28:03,608 INFO L87 Difference]: Start difference. First operand 473 states and 624 transitions. Second operand 13 states. [2019-10-13 19:28:08,560 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 544