/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:39:07,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:39:07,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:39:07,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:39:07,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:39:07,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:39:07,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:39:07,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:39:07,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:39:07,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:39:07,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:39:07,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:39:07,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:39:07,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:39:07,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:39:07,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:39:07,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:39:07,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:39:07,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:39:07,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:39:07,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:39:07,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:39:07,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:39:07,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:39:07,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:39:07,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:39:07,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:39:07,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:39:07,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:39:07,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:39:07,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:39:07,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:39:07,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:39:07,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:39:07,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:39:07,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:39:07,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:39:07,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:39:07,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:39:07,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:39:07,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:39:07,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:39:07,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:39:07,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:39:07,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:39:07,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:39:07,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:39:07,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:39:07,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:39:07,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:39:07,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:39:07,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:39:07,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:39:07,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:39:07,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:39:07,367 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:39:07,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:39:07,367 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:39:07,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:39:07,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:39:07,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:39:07,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:39:07,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:39:07,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:39:07,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:39:07,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:39:07,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:39:07,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:39:07,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:39:07,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:39:07,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:39:07,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:39:07,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:39:07,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:39:07,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:39:07,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:39:07,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product20.cil.c [2019-11-06 21:39:07,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67206cec/8f24895220f34de088997929f7dccba2/FLAGf02167863 [2019-11-06 21:39:08,421 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:39:08,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product20.cil.c [2019-11-06 21:39:08,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67206cec/8f24895220f34de088997929f7dccba2/FLAGf02167863 [2019-11-06 21:39:08,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b67206cec/8f24895220f34de088997929f7dccba2 [2019-11-06 21:39:08,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:39:08,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:39:08,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:39:08,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:39:08,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:39:08,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:39:08" (1/1) ... [2019-11-06 21:39:08,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a75bfab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:08, skipping insertion in model container [2019-11-06 21:39:08,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:39:08" (1/1) ... [2019-11-06 21:39:08,722 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:39:08,789 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:39:09,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:39:09,444 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:39:09,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:39:09,675 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:39:09,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09 WrapperNode [2019-11-06 21:39:09,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:39:09,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:39:09,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:39:09,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:39:09,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... [2019-11-06 21:39:09,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:39:09,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:39:09,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:39:09,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:39:09,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:39:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:39:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:39:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:39:09,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:39:09,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:39:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:39:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:39:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:39:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:39:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:39:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:39:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:39:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:39:09,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:39:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:39:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:39:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:39:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:39:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:39:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:39:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:39:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:39:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:39:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:39:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:39:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:39:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:39:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:39:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:39:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:39:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:39:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:39:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:39:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:39:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:39:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:39:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:39:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:39:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:39:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:39:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:39:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:39:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:39:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:39:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:39:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:39:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:39:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:39:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:39:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:39:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:39:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:39:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-06 21:39:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:39:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:39:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:39:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:39:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:39:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:39:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:39:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:39:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:39:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:39:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:39:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:39:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:39:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:39:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:39:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:39:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:39:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:39:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:39:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:39:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:39:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:39:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:39:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:39:09,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:39:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:39:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:39:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:39:09,966 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:39:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:39:09,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:39:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:39:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:39:09,967 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:39:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:39:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:39:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:39:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:39:09,968 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:39:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:39:09,969 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:39:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:39:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:39:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:39:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:39:09,970 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:39:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:39:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:39:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:39:09,971 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:39:09,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:39:09,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:39:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:39:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:39:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:39:09,978 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:39:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:39:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:39:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:39:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:39:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:39:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:39:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:39:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:39:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:39:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:39:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:39:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:39:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:39:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:39:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:39:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:39:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:39:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:39:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:39:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:39:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:39:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:39:12,175 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:39:12,176 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:39:12,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:39:12 BoogieIcfgContainer [2019-11-06 21:39:12,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:39:12,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:39:12,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:39:12,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:39:12,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:39:08" (1/3) ... [2019-11-06 21:39:12,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ead5be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:39:12, skipping insertion in model container [2019-11-06 21:39:12,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:39:09" (2/3) ... [2019-11-06 21:39:12,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ead5be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:39:12, skipping insertion in model container [2019-11-06 21:39:12,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:39:12" (3/3) ... [2019-11-06 21:39:12,186 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product20.cil.c [2019-11-06 21:39:12,195 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:39:12,206 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:39:12,217 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:39:12,262 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:39:12,262 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:39:12,263 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:39:12,263 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:39:12,263 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:39:12,263 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:39:12,263 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:39:12,263 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:39:12,305 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-11-06 21:39:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-06 21:39:12,329 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:39:12,330 INFO L410 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] [2019-11-06 21:39:12,332 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:39:12,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:39:12,340 INFO L82 PathProgramCache]: Analyzing trace with hash 598149460, now seen corresponding path program 1 times [2019-11-06 21:39:12,350 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:39:12,351 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877606106] [2019-11-06 21:39:12,354 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:39:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,260 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 547 [2019-11-06 21:39:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:15,786 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:39:15,787 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877606106] [2019-11-06 21:39:15,788 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:39:15,788 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:39:15,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260408638] [2019-11-06 21:39:15,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:39:15,795 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:39:15,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:39:15,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:39:15,812 INFO L87 Difference]: Start difference. First operand 556 states. Second operand 10 states. [2019-11-06 21:39:37,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:39:37,795 INFO L93 Difference]: Finished difference Result 1173 states and 1797 transitions. [2019-11-06 21:39:37,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:39:37,798 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2019-11-06 21:39:37,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:39:37,828 INFO L225 Difference]: With dead ends: 1173 [2019-11-06 21:39:37,828 INFO L226 Difference]: Without dead ends: 843 [2019-11-06 21:39:37,836 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:39:37,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2019-11-06 21:39:38,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 514. [2019-11-06 21:39:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2019-11-06 21:39:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 704 transitions. [2019-11-06 21:39:38,129 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 704 transitions. Word has length 193 [2019-11-06 21:39:38,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:39:38,130 INFO L462 AbstractCegarLoop]: Abstraction has 514 states and 704 transitions. [2019-11-06 21:39:38,130 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:39:38,130 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 704 transitions. [2019-11-06 21:39:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-06 21:39:38,137 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:39:38,137 INFO L410 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] [2019-11-06 21:39:38,137 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:39:38,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:39:38,138 INFO L82 PathProgramCache]: Analyzing trace with hash -736139474, now seen corresponding path program 1 times [2019-11-06 21:39:38,138 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:39:38,138 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599990139] [2019-11-06 21:39:38,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:39:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,450 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 547 [2019-11-06 21:39:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:39:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:39:40,848 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599990139] [2019-11-06 21:39:40,848 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:39:40,848 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:39:40,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673890581] [2019-11-06 21:39:40,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:39:40,851 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:39:40,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:39:40,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:39:40,852 INFO L87 Difference]: Start difference. First operand 514 states and 704 transitions. Second operand 11 states. [2019-11-06 21:39:46,980 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 550