java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec27_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:27:00,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:27:00,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:27:00,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:27:00,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:27:00,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:27:00,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:27:00,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:27:00,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:27:00,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:27:00,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:27:00,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:27:00,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:27:00,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:27:00,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:27:00,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:27:00,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:27:00,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:27:00,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:27:00,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:27:00,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:27:00,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:27:00,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:27:00,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:27:00,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:27:00,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:27:00,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:27:00,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:27:00,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:27:00,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:27:00,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:27:00,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:27:00,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:27:00,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:27:00,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:27:00,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:27:00,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:27:00,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:27:00,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:27:00,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:27:00,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:27:00,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:27:00,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:27:00,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:27:00,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:27:00,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:27:00,582 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:27:00,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:27:00,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:27:00,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:27:00,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:27:00,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:27:00,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:27:00,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:27:00,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:27:00,584 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:27:00,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:27:00,584 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:27:00,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:27:00,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:27:00,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:27:00,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:27:00,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:27:00,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:27:00,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:27:00,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:27:00,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:27:00,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:27:00,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:27:00,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:27:00,887 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:27:00,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec27_product29.cil.c [2019-10-14 23:27:00,960 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19ac4bed/2cba5fd38e2d42a89fbbb30a5bda6e70/FLAG5791b91fd [2019-10-14 23:27:01,607 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:27:01,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec27_product29.cil.c [2019-10-14 23:27:01,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19ac4bed/2cba5fd38e2d42a89fbbb30a5bda6e70/FLAG5791b91fd [2019-10-14 23:27:01,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d19ac4bed/2cba5fd38e2d42a89fbbb30a5bda6e70 [2019-10-14 23:27:01,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:27:01,820 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:27:01,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:01,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:27:01,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:27:01,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:01" (1/1) ... [2019-10-14 23:27:01,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bebede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:01, skipping insertion in model container [2019-10-14 23:27:01,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:01" (1/1) ... [2019-10-14 23:27:01,838 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:27:01,918 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:27:02,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:02,659 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:27:02,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:27:02,859 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:27:02,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02 WrapperNode [2019-10-14 23:27:02,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:27:02,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:27:02,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:27:02,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:27:02,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:02,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:02,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:02,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:02,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:03,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:03,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... [2019-10-14 23:27:03,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:27:03,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:27:03,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:27:03,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:27:03,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:27:03,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:27:03,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:27:03,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:03,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:03,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:03,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:03,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:27:03,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:27:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:27:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:27:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:27:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:27:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:27:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:27:03,149 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:27:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:27:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:27:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:27:03,152 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:27:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:27:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:27:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:27:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:27:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:27:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:27:03,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:27:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:27:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:27:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:27:03,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:27:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:27:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:27:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:27:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:27:03,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:27:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:27:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:27:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:27:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:27:03,157 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:27:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:27:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:27:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:27:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:27:03,161 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:27:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:27:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:27:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:27:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:27:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:27:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:27:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:27:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:27:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:27:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:27:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:27:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:27:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:27:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:27:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:27:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:27:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:27:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:27:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:27:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:27:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:27:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:27:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:27:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:27:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:27:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:27:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:27:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:27:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:27:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:27:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:27:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:27:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:27:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:27:03,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:27:03,171 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:27:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__VerifyForward_spec__1 [2019-10-14 23:27:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:27:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:27:03,173 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:27:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:27:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:27:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:27:03,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:27:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:27:03,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:27:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:27:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:27:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:27:03,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:27:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:27:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:27:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:27:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:27:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:27:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:27:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:27:03,186 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:27:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:27:03,187 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:27:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:27:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:27:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:27:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:27:03,194 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:27:03,195 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:27:03,196 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:27:03,197 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:27:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:27:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:27:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:27:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:27:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:27:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-10-14 23:27:03,204 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__VerifyForward_spec__1 [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:27:03,205 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:27:03,206 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:27:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:27:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:27:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:27:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:27:03,207 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:27:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:27:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:27:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:27:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:27:03,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:27:05,715 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:27:05,715 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:27:05,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:05 BoogieIcfgContainer [2019-10-14 23:27:05,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:27:05,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:27:05,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:27:05,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:27:05,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:27:01" (1/3) ... [2019-10-14 23:27:05,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73507e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:05, skipping insertion in model container [2019-10-14 23:27:05,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:02" (2/3) ... [2019-10-14 23:27:05,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73507e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:05, skipping insertion in model container [2019-10-14 23:27:05,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:05" (3/3) ... [2019-10-14 23:27:05,725 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec27_product29.cil.c [2019-10-14 23:27:05,735 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:27:05,745 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:27:05,757 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:27:05,788 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:27:05,789 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:27:05,789 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:27:05,789 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:27:05,789 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:27:05,790 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:27:05,794 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:27:05,794 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:27:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2019-10-14 23:27:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-14 23:27:05,871 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:27:05,874 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:27:05,876 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:27:05,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:27:05,882 INFO L82 PathProgramCache]: Analyzing trace with hash -646444410, now seen corresponding path program 1 times [2019-10-14 23:27:05,891 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:27:05,891 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810415074] [2019-10-14 23:27:05,891 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:05,892 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:05,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:27:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,240 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 559 [2019-10-14 23:27:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:27:08,743 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810415074] [2019-10-14 23:27:08,744 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:27:08,744 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:27:08,744 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662723103] [2019-10-14 23:27:08,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:27:08,750 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:27:08,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:27:08,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:27:08,767 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 12 states. [2019-10-14 23:27:31,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:27:31,242 INFO L93 Difference]: Finished difference Result 1652 states and 2810 transitions. [2019-10-14 23:27:31,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-10-14 23:27:31,244 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 218 [2019-10-14 23:27:31,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:27:31,275 INFO L225 Difference]: With dead ends: 1652 [2019-10-14 23:27:31,275 INFO L226 Difference]: Without dead ends: 1057 [2019-10-14 23:27:31,291 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2476 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-10-14 23:27:31,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2019-10-14 23:27:31,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 552. [2019-10-14 23:27:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2019-10-14 23:27:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 757 transitions. [2019-10-14 23:27:31,679 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 757 transitions. Word has length 218 [2019-10-14 23:27:31,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:27:31,682 INFO L462 AbstractCegarLoop]: Abstraction has 552 states and 757 transitions. [2019-10-14 23:27:31,682 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:27:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 757 transitions. [2019-10-14 23:27:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-10-14 23:27:31,693 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:27:31,693 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:27:31,693 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:27:31,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:27:31,695 INFO L82 PathProgramCache]: Analyzing trace with hash -884240524, now seen corresponding path program 1 times [2019-10-14 23:27:31,695 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:27:31,695 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156358557] [2019-10-14 23:27:31,696 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:31,696 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:27:31,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:27:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,511 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 559 [2019-10-14 23:27:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:27:33,928 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-10-14 23:27:33,929 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156358557] [2019-10-14 23:27:33,929 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:27:33,929 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:27:33,929 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684770006] [2019-10-14 23:27:33,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:27:33,936 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:27:33,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:27:33,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:27:33,936 INFO L87 Difference]: Start difference. First operand 552 states and 757 transitions. Second operand 13 states. [2019-10-14 23:27:39,013 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 562