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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:26:03,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:26:03,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:26:03,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:26:03,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:26:03,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:26:03,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:26:03,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:26:03,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:26:03,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:26:03,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:26:03,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:26:03,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:26:03,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:26:03,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:26:03,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:26:03,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:26:03,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:26:03,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:26:03,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:26:03,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:26:03,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:26:03,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:26:03,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:26:03,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:26:03,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:26:03,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:26:03,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:26:03,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:26:03,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:26:03,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:26:03,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:26:03,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:26:03,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:26:03,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:26:03,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:26:03,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:26:03,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:26:03,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:26:03,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:26:03,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:26:03,572 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 19:26:03,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:26:03,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:26:03,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:26:03,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:26:03,601 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:26:03,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:26:03,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:26:03,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:26:03,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:26:03,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:26:03,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:26:03,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:26:03,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:26:03,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:26:03,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:26:03,604 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:26:03,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:26:03,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:26:03,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:26:03,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:26:03,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:26:03,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:26:03,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:26:03,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:26:03,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:26:03,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:26:03,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:26:03,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:26:03,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:26:03,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:26:03,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:26:03,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:26:03,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:26:03,908 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:26:03,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product32.cil.c [2019-10-13 19:26:03,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eea013fea/5831ac0256614187863c1169689bad4b/FLAGfbfb7df76 [2019-10-13 19:26:04,628 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:26:04,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product32.cil.c [2019-10-13 19:26:04,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eea013fea/5831ac0256614187863c1169689bad4b/FLAGfbfb7df76 [2019-10-13 19:26:04,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eea013fea/5831ac0256614187863c1169689bad4b [2019-10-13 19:26:04,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:26:04,843 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:26:04,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:26:04,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:26:04,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:26:04,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:04" (1/1) ... [2019-10-13 19:26:04,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6e6c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:04, skipping insertion in model container [2019-10-13 19:26:04,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:04" (1/1) ... [2019-10-13 19:26:04,861 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:26:04,925 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:26:05,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:26:05,631 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:26:05,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:26:05,847 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:26:05,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05 WrapperNode [2019-10-13 19:26:05,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:26:05,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:26:05,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:26:05,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:26:05,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:05,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:05,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:05,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:05,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:06,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:06,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (1/1) ... [2019-10-13 19:26:06,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:26:06,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:26:06,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:26:06,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:26:06,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (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 19:26:06,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:26:06,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:26:06,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:26:06,174 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 19:26:06,174 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 19:26:06,175 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 19:26:06,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 19:26:06,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 19:26:06,176 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 19:26:06,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 19:26:06,177 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 19:26:06,177 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 19:26:06,178 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 19:26:06,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 19:26:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 19:26:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 19:26:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 19:26:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 19:26:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 19:26:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 19:26:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 19:26:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 19:26:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 19:26:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 19:26:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 19:26:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 19:26:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 19:26:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 19:26:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 19:26:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 19:26:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 19:26:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 19:26:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 19:26:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 19:26:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 19:26:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:26:06,188 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:26:06,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 19:26:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:26:06,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 19:26:06,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-13 19:26:06,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 19:26:06,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 19:26:06,192 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 19:26:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:26:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:26:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:26:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:26:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:26:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:26:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 19:26:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:26:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 19:26:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-13 19:26:06,196 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-13 19:26:06,196 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-13 19:26:06,196 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 19:26:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 19:26:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 19:26:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 19:26:06,198 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 19:26:06,198 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 19:26:06,199 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 19:26:06,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 19:26:06,199 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 19:26:06,200 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-13 19:26:06,200 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-13 19:26:06,200 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-13 19:26:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-13 19:26:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-13 19:26:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 19:26:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 19:26:06,201 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 19:26:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 19:26:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 19:26:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 19:26:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 19:26:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 19:26:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 19:26:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 19:26:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 19:26:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:26:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:26:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:26:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 19:26:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 19:26:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 19:26:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 19:26:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 19:26:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 19:26:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 19:26:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 19:26:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 19:26:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 19:26:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 19:26:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 19:26:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 19:26:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 19:26:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 19:26:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 19:26:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 19:26:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 19:26:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 19:26:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 19:26:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 19:26:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:26:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 19:26:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 19:26:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 19:26:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 19:26:06,229 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 19:26:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 19:26:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 19:26:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 19:26:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 19:26:06,230 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 19:26:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 19:26:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:26:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 19:26:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 19:26:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-13 19:26:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:26:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:26:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:26:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 19:26:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 19:26:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 19:26:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 19:26:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 19:26:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 19:26:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-13 19:26:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 19:26:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:26:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:26:08,479 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:26:08,479 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 19:26:08,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:26:08 BoogieIcfgContainer [2019-10-13 19:26:08,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:26:08,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:26:08,482 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:26:08,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:26:08,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:26:04" (1/3) ... [2019-10-13 19:26:08,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2986944e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:26:08, skipping insertion in model container [2019-10-13 19:26:08,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:05" (2/3) ... [2019-10-13 19:26:08,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2986944e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:26:08, skipping insertion in model container [2019-10-13 19:26:08,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:26:08" (3/3) ... [2019-10-13 19:26:08,490 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product32.cil.c [2019-10-13 19:26:08,499 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:26:08,509 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:26:08,522 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:26:08,554 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:26:08,554 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:26:08,555 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:26:08,555 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:26:08,555 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:26:08,555 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:26:08,555 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:26:08,556 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:26:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states. [2019-10-13 19:26:08,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2019-10-13 19:26:08,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:26:08,640 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:26:08,644 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:26:08,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:26:08,650 INFO L82 PathProgramCache]: Analyzing trace with hash 524711374, now seen corresponding path program 1 times [2019-10-13 19:26:08,660 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:26:08,661 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416666385] [2019-10-13 19:26:08,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:08,661 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:08,662 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:26:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,215 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 565 [2019-10-13 19:26:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:11,763 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-10-13 19:26:11,764 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416666385] [2019-10-13 19:26:11,765 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:26:11,765 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:26:11,766 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686522771] [2019-10-13 19:26:11,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:26:11,771 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:26:11,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:26:11,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:26:11,789 INFO L87 Difference]: Start difference. First operand 634 states. Second operand 12 states. [2019-10-13 19:26:34,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:26:34,407 INFO L93 Difference]: Finished difference Result 1736 states and 2962 transitions. [2019-10-13 19:26:34,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-13 19:26:34,410 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 225 [2019-10-13 19:26:34,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:26:34,448 INFO L225 Difference]: With dead ends: 1736 [2019-10-13 19:26:34,449 INFO L226 Difference]: Without dead ends: 1127 [2019-10-13 19:26:34,465 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2441 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-13 19:26:34,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2019-10-13 19:26:34,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 577. [2019-10-13 19:26:34,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2019-10-13 19:26:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 787 transitions. [2019-10-13 19:26:34,900 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 787 transitions. Word has length 225 [2019-10-13 19:26:34,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:26:34,901 INFO L462 AbstractCegarLoop]: Abstraction has 577 states and 787 transitions. [2019-10-13 19:26:34,901 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:26:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 787 transitions. [2019-10-13 19:26:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-13 19:26:34,907 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:26:34,908 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:26:34,908 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:26:34,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:26:34,909 INFO L82 PathProgramCache]: Analyzing trace with hash 426124943, now seen corresponding path program 1 times [2019-10-13 19:26:34,909 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:26:34,909 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406105510] [2019-10-13 19:26:34,909 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:34,910 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:26:34,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:26:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,861 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 565 [2019-10-13 19:26:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:26:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-10-13 19:26:37,374 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406105510] [2019-10-13 19:26:37,374 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:26:37,375 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-13 19:26:37,375 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074108317] [2019-10-13 19:26:37,393 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-13 19:26:37,394 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:26:37,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-13 19:26:37,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:26:37,395 INFO L87 Difference]: Start difference. First operand 577 states and 787 transitions. Second operand 13 states.