/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_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:40:08,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:40:08,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:40:08,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:40:08,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:40:08,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:40:08,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:40:08,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:40:08,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:40:08,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:40:08,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:40:08,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:40:08,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:40:08,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:40:08,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:40:08,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:40:08,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:40:08,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:40:08,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:40:08,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:40:08,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:40:08,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:40:08,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:40:08,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:40:08,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:40:08,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:40:08,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:40:08,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:40:08,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:40:08,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:40:08,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:40:08,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:40:08,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:40:08,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:40:08,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:40:08,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:40:08,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:40:08,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:40:08,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:40:08,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:40:08,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:40:08,727 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 21:40:08,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:40:08,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:40:08,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:40:08,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:40:08,743 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:40:08,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:40:08,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:40:08,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:40:08,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:40:08,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:40:08,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:40:08,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:40:08,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:40:08,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:40:08,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:40:08,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:40:08,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:40:08,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:40:08,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:40:08,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:40:08,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:40:08,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:40:08,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:40:08,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:40:09,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:40:09,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:40:09,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:40:09,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:40:09,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:40:09,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product39.cil.c [2019-11-06 21:40:09,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e9fd108/2e426714d9d94e269bc33b147747bc25/FLAG3b125cfc2 [2019-11-06 21:40:09,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:40:09,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product39.cil.c [2019-11-06 21:40:09,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e9fd108/2e426714d9d94e269bc33b147747bc25/FLAG3b125cfc2 [2019-11-06 21:40:09,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e9fd108/2e426714d9d94e269bc33b147747bc25 [2019-11-06 21:40:09,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:40:09,989 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:40:09,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:40:09,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:40:09,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:40:09,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:09,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3493e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:09, skipping insertion in model container [2019-11-06 21:40:09,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:40:09" (1/1) ... [2019-11-06 21:40:10,007 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:40:10,082 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:40:10,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:40:10,813 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:40:10,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:40:11,030 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:40:11,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11 WrapperNode [2019-11-06 21:40:11,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:40:11,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:40:11,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:40:11,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:40:11,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (1/1) ... [2019-11-06 21:40:11,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:40:11,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:40:11,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:40:11,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:40:11,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (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 21:40:11,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:40:11,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:40:11,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:40:11,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:40:11,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:40:11,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:40:11,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:40:11,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:40:11,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:40:11,308 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:40:11,308 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:40:11,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:40:11,309 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:40:11,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:40:11,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:40:11,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:40:11,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:40:11,314 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:40:11,314 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:40:11,314 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:40:11,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:40:11,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:40:11,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:40:11,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:40:11,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:40:11,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:40:11,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:40:11,316 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:40:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:40:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:40:11,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:40:11,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:40:11,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:40:11,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:40:11,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:40:11,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:40:11,319 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:40:11,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:40:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:40:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:40:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:40:11,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:40:11,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:40:11,321 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:40:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:40:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:40:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:40:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:40:11,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:40:11,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:40:11,324 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:40:11,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:40:11,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:40:11,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:40:11,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:40:11,326 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:40:11,326 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:40:11,326 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:40:11,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:40:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:40:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:40:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:40:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:40:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:40:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:40:11,328 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:40:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:40:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:40:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:40:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:40:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:40:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:40:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:40:11,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:40:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:40:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:40:11,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:40:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:40:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:40:11,332 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:40:11,333 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:40:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-11-06 21:40:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:40:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:40:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:40:11,334 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:40:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:40:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:40:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:40:11,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:40:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:40:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:40:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:40:11,336 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:40:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:40:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:40:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:40:11,337 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:40:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:40:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:40:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:40:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:40:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:40:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:40:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:40:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:40:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:40:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:40:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:40:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:40:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:40:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:40:11,341 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:40:11,342 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:40:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:40:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:40:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:40:11,343 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:40:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:40:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:40:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:40:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:40:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:40:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:40:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:40:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:40:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:40:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:40:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:40:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:40:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:40:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:40:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:40:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:40:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:40:11,359 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:40:11,360 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:40:11,360 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:40:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:40:11,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:40:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:40:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:40:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:40:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:40:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:40:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:40:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:40:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:40:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:40:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:40:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:40:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:40:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:40:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:40:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:40:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:40:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:40:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:40:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:40:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:40:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:40:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:40:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:40:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:40:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:40:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:40:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:40:13,451 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:40:13,452 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:40:13,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:40:13 BoogieIcfgContainer [2019-11-06 21:40:13,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:40:13,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:40:13,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:40:13,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:40:13,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:40:09" (1/3) ... [2019-11-06 21:40:13,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731428f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:40:13, skipping insertion in model container [2019-11-06 21:40:13,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:40:11" (2/3) ... [2019-11-06 21:40:13,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731428f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:40:13, skipping insertion in model container [2019-11-06 21:40:13,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:40:13" (3/3) ... [2019-11-06 21:40:13,466 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product39.cil.c [2019-11-06 21:40:13,476 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:40:13,490 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:40:13,503 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:40:13,556 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:40:13,556 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:40:13,556 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:40:13,557 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:40:13,557 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:40:13,557 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:40:13,557 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:40:13,557 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:40:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states. [2019-11-06 21:40:13,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-06 21:40:13,629 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:13,630 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:40:13,633 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:13,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:13,639 INFO L82 PathProgramCache]: Analyzing trace with hash -511065576, now seen corresponding path program 1 times [2019-11-06 21:40:13,650 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:13,650 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711972642] [2019-11-06 21:40:13,651 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:15,957 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 535 [2019-11-06 21:40:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:40:16,328 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711972642] [2019-11-06 21:40:16,329 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:40:16,329 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:40:16,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424012240] [2019-11-06 21:40:16,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:40:16,336 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:40:16,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:40:16,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:40:16,353 INFO L87 Difference]: Start difference. First operand 471 states. Second operand 10 states. [2019-11-06 21:40:28,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:40:28,514 INFO L93 Difference]: Finished difference Result 995 states and 1539 transitions. [2019-11-06 21:40:28,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:40:28,516 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2019-11-06 21:40:28,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:40:28,545 INFO L225 Difference]: With dead ends: 995 [2019-11-06 21:40:28,545 INFO L226 Difference]: Without dead ends: 744 [2019-11-06 21:40:28,552 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:40:28,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2019-11-06 21:40:28,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 435. [2019-11-06 21:40:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-11-06 21:40:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 594 transitions. [2019-11-06 21:40:28,820 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 594 transitions. Word has length 161 [2019-11-06 21:40:28,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:40:28,821 INFO L462 AbstractCegarLoop]: Abstraction has 435 states and 594 transitions. [2019-11-06 21:40:28,821 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:40:28,821 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 594 transitions. [2019-11-06 21:40:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-06 21:40:28,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:28,828 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:40:28,829 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:28,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:28,829 INFO L82 PathProgramCache]: Analyzing trace with hash -961985465, now seen corresponding path program 1 times [2019-11-06 21:40:28,829 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:28,829 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057556612] [2019-11-06 21:40:28,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,511 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 535 [2019-11-06 21:40:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:40:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:40:30,856 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057556612] [2019-11-06 21:40:30,856 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:40:30,856 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:40:30,857 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294249657] [2019-11-06 21:40:30,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:40:30,859 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:40:30,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:40:30,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:40:30,860 INFO L87 Difference]: Start difference. First operand 435 states and 594 transitions. Second operand 11 states. [2019-11-06 21:40:35,101 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 538 [2019-11-06 21:40:48,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:40:48,393 INFO L93 Difference]: Finished difference Result 906 states and 1345 transitions. [2019-11-06 21:40:48,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 21:40:48,394 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 162 [2019-11-06 21:40:48,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:40:48,402 INFO L225 Difference]: With dead ends: 906 [2019-11-06 21:40:48,403 INFO L226 Difference]: Without dead ends: 747 [2019-11-06 21:40:48,405 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2019-11-06 21:40:48,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2019-11-06 21:40:48,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 437. [2019-11-06 21:40:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2019-11-06 21:40:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 596 transitions. [2019-11-06 21:40:48,573 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 596 transitions. Word has length 162 [2019-11-06 21:40:48,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:40:48,574 INFO L462 AbstractCegarLoop]: Abstraction has 437 states and 596 transitions. [2019-11-06 21:40:48,574 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:40:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 596 transitions. [2019-11-06 21:40:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-06 21:40:48,577 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:40:48,578 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:40:48,578 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:40:48,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:40:48,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1409703063, now seen corresponding path program 1 times [2019-11-06 21:40:48,579 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:40:48,579 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783253494] [2019-11-06 21:40:48,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:40:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat