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_spec11_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:25:44,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:25:44,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:25:44,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:25:44,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:25:44,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:25:44,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:25:44,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:25:44,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:25:44,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:25:44,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:25:44,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:25:44,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:25:44,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:25:44,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:25:44,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:25:44,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:25:44,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:25:44,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:25:44,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:25:44,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:25:44,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:25:44,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:25:44,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:25:44,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:25:44,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:25:44,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:25:44,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:25:44,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:25:44,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:25:44,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:25:44,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:25:44,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:25:44,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:25:44,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:25:44,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:25:44,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:25:44,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:25:44,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:25:44,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:25:44,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:25:44,450 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 19:25:44,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:25:44,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:25:44,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:25:44,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:25:44,468 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:25:44,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:25:44,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:25:44,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:25:44,470 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:25:44,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:25:44,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:25:44,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:25:44,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:25:44,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:25:44,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:25:44,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:25:44,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:25:44,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:25:44,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:25:44,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:25:44,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:25:44,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:25:44,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:25:44,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:25:44,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:25:44,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:25:44,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:25:44,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:25:44,800 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:25:44,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product20.cil.c [2019-10-13 19:25:44,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/007904b37/fc3a57d9512440f0ab98050a3bc49a21/FLAG0213c68ea [2019-10-13 19:25:45,586 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:25:45,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product20.cil.c [2019-10-13 19:25:45,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/007904b37/fc3a57d9512440f0ab98050a3bc49a21/FLAG0213c68ea [2019-10-13 19:25:45,737 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/007904b37/fc3a57d9512440f0ab98050a3bc49a21 [2019-10-13 19:25:45,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:25:45,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:25:45,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:25:45,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:25:45,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:25:45,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:25:45" (1/1) ... [2019-10-13 19:25:45,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614e405c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:45, skipping insertion in model container [2019-10-13 19:25:45,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:25:45" (1/1) ... [2019-10-13 19:25:45,772 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:25:45,850 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:25:46,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:25:46,731 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:25:46,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:25:47,003 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:25:47,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47 WrapperNode [2019-10-13 19:25:47,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:25:47,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:25:47,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:25:47,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:25:47,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (1/1) ... [2019-10-13 19:25:47,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:25:47,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:25:47,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:25:47,233 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:25:47,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (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 19:25:47,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:25:47,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:25:47,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:25:47,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:25:47,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 19:25:47,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 19:25:47,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 19:25:47,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 19:25:47,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 19:25:47,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 19:25:47,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 19:25:47,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 19:25:47,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:25:47,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:25:47,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 19:25:47,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 19:25:47,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 19:25:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 19:25:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 19:25:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 19:25:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 19:25:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 19:25:47,319 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 19:25:47,319 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-13 19:25:47,319 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-13 19:25:47,319 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 19:25:47,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 19:25:47,320 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 19:25:47,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 19:25:47,321 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 19:25:47,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 19:25:47,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 19:25:47,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 19:25:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 19:25:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 19:25:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 19:25:47,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 19:25:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 19:25:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 19:25:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 19:25:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 19:25:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 19:25:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 19:25:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 19:25:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:25:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:25:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:25:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:25:47,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:25:47,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:25:47,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:25:47,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:25:47,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:25:47,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:25:47,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-13 19:25:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 19:25:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 19:25:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 19:25:47,328 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-13 19:25:47,329 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 19:25:47,329 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 19:25:47,329 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-13 19:25:47,329 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-13 19:25:47,329 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 19:25:47,330 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 19:25:47,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 19:25:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 19:25:47,332 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-13 19:25:47,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-13 19:25:47,333 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 19:25:47,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 19:25:47,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 19:25:47,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 19:25:47,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 19:25:47,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 19:25:47,335 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 19:25:47,335 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 19:25:47,335 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 19:25:47,336 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 19:25:47,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-13 19:25:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 19:25:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 19:25:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 19:25:47,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:25:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 19:25:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 19:25:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 19:25:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 19:25:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:25:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 19:25:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 19:25:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 19:25:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 19:25:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:25:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:25:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:25:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 19:25:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 19:25:47,352 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-13 19:25:47,353 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 19:25:47,354 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 19:25:47,355 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:25:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:25:49,528 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:25:49,528 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 19:25:49,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:25:49 BoogieIcfgContainer [2019-10-13 19:25:49,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:25:49,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:25:49,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:25:49,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:25:49,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:25:45" (1/3) ... [2019-10-13 19:25:49,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f2008d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:25:49, skipping insertion in model container [2019-10-13 19:25:49,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:25:47" (2/3) ... [2019-10-13 19:25:49,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f2008d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:25:49, skipping insertion in model container [2019-10-13 19:25:49,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:25:49" (3/3) ... [2019-10-13 19:25:49,539 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product20.cil.c [2019-10-13 19:25:49,549 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:25:49,559 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:25:49,571 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:25:49,601 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:25:49,602 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:25:49,602 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:25:49,602 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:25:49,602 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:25:49,602 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:25:49,603 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:25:49,603 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:25:49,633 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-10-13 19:25:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-13 19:25:49,668 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:25:49,672 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:25:49,677 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:25:49,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:25:49,687 INFO L82 PathProgramCache]: Analyzing trace with hash 598149460, now seen corresponding path program 1 times [2019-10-13 19:25:49,697 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:25:49,698 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996913060] [2019-10-13 19:25:49,708 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:25:49,708 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:25:49,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:25:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,088 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 547 [2019-10-13 19:25:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:25:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-13 19:25:52,553 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996913060] [2019-10-13 19:25:52,554 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:25:52,554 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 19:25:52,555 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454488171] [2019-10-13 19:25:52,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 19:25:52,563 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:25:52,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 19:25:52,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-13 19:25:52,581 INFO L87 Difference]: Start difference. First operand 556 states. Second operand 10 states. [2019-10-13 19:26:09,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:26:09,768 INFO L93 Difference]: Finished difference Result 1173 states and 1797 transitions. [2019-10-13 19:26:09,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-13 19:26:09,770 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2019-10-13 19:26:09,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:26:09,798 INFO L225 Difference]: With dead ends: 1173 [2019-10-13 19:26:09,798 INFO L226 Difference]: Without dead ends: 843 [2019-10-13 19:26:09,806 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-13 19:26:09,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2019-10-13 19:26:10,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 514. [2019-10-13 19:26:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2019-10-13 19:26:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 704 transitions. [2019-10-13 19:26:10,165 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 704 transitions. Word has length 193 [2019-10-13 19:26:10,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:26:10,167 INFO L462 AbstractCegarLoop]: Abstraction has 514 states and 704 transitions. [2019-10-13 19:26:10,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 19:26:10,168 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 704 transitions. [2019-10-13 19:26:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-13 19:26:10,177 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:26:10,177 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:26:10,178 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:26:10,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:26:10,179 INFO L82 PathProgramCache]: Analyzing trace with hash -736139474, now seen corresponding path program 1 times [2019-10-13 19:26:10,179 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:26:10,180 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418228427] [2019-10-13 19:26:10,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:10,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:10,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:26:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,805 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 547 [2019-10-13 19:26:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-13 19:26:12,267 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418228427] [2019-10-13 19:26:12,267 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:26:12,268 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-13 19:26:12,268 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822021284] [2019-10-13 19:26:12,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 19:26:12,281 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:26:12,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 19:26:12,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 19:26:12,289 INFO L87 Difference]: Start difference. First operand 514 states and 704 transitions. Second operand 11 states. [2019-10-13 19:26:17,187 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 550